28341040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:279

約数の個数: 160

約数和(自身を含む): 86244480

約数和(自身を除く): 57903440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 229, 238, 260, 272, 280, 340, 364, 442, 455, 458, 476, 520, 560, 595, 680, 728, 884, 910, 916, 952, 1040, 1105, 1145, 1190, 1360, 1456, 1547, 1603, 1768, 1820, 1832, 1904, 2210, 2290, 2380, 2977, 3094, 3206, 3536, 3640, 3664, 3893, 4420, 4580, 4760, 5954, 6188, 6412, 7280, 7735, 7786, 8015, 8840, 9160, 9520, 11908, 12376, 12824, 14885, 15470, 15572, 16030, 17680, 18320, 19465, 20839, 23816, 24752, 25648, 27251, 29770, 30940, 31144, 32060, 38930, 41678, 47632, 50609, 54502, 59540, 61880, 62288, 64120, 77860, 83356, 101218, 104195, 109004, 119080, 123760, 128240, 136255, 155720, 166712, 202436, 208390, 218008, 238160, 253045, 272510, 311440, 333424, 354263, 404872, 416780, 436016, 506090, 545020, 708526, 809744, 833560, 1012180, 1090040, 1417052, 1667120, 1771315, 2024360, 2180080, 2834104, 3542630, 4048720, 5668208, 7085260, 14170520, 28341040]

約数ペア:

[(1, 28341040), (2, 14170520), (4, 7085260), (5, 5668208), (7, 4048720), (8, 3542630), (10, 2834104), (13, 2180080), (14, 2024360), (16, 1771315), (17, 1667120), (20, 1417052), (26, 1090040), (28, 1012180), (34, 833560), (35, 809744), (40, 708526), (52, 545020), (56, 506090), (65, 436016), (68, 416780), (70, 404872), (80, 354263), (85, 333424), (91, 311440), (104, 272510), (112, 253045), (119, 238160), (130, 218008), (136, 208390), (140, 202436), (170, 166712), (182, 155720), (208, 136255), (221, 128240), (229, 123760), (238, 119080), (260, 109004), (272, 104195), (280, 101218), (340, 83356), (364, 77860), (442, 64120), (455, 62288), (458, 61880), (476, 59540), (520, 54502), (560, 50609), (595, 47632), (680, 41678), (728, 38930), (884, 32060), (910, 31144), (916, 30940), (952, 29770), (1040, 27251), (1105, 25648), (1145, 24752), (1190, 23816), (1360, 20839), (1456, 19465), (1547, 18320), (1603, 17680), (1768, 16030), (1820, 15572), (1832, 15470), (1904, 14885), (2210, 12824), (2290, 12376), (2380, 11908), (2977, 9520), (3094, 9160), (3206, 8840), (3536, 8015), (3640, 7786), (3664, 7735), (3893, 7280), (4420, 6412), (4580, 6188), (4760, 5954)]