2591600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 120

約数和(自身を含む): 7380480

約数和(自身を除く): 4788880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 31, 38, 40, 44, 50, 55, 62, 76, 80, 88, 95, 100, 110, 124, 152, 155, 176, 190, 200, 209, 220, 248, 275, 304, 310, 341, 380, 400, 418, 440, 475, 496, 550, 589, 620, 682, 760, 775, 836, 880, 950, 1045, 1100, 1178, 1240, 1364, 1520, 1550, 1672, 1705, 1900, 2090, 2200, 2356, 2480, 2728, 2945, 3100, 3344, 3410, 3800, 4180, 4400, 4712, 5225, 5456, 5890, 6200, 6479, 6820, 7600, 8360, 8525, 9424, 10450, 11780, 12400, 12958, 13640, 14725, 16720, 17050, 20900, 23560, 25916, 27280, 29450, 32395, 34100, 41800, 47120, 51832, 58900, 64790, 68200, 83600, 103664, 117800, 129580, 136400, 161975, 235600, 259160, 323950, 518320, 647900, 1295800, 2591600]

約数ペア:

[(1, 2591600), (2, 1295800), (4, 647900), (5, 518320), (8, 323950), (10, 259160), (11, 235600), (16, 161975), (19, 136400), (20, 129580), (22, 117800), (25, 103664), (31, 83600), (38, 68200), (40, 64790), (44, 58900), (50, 51832), (55, 47120), (62, 41800), (76, 34100), (80, 32395), (88, 29450), (95, 27280), (100, 25916), (110, 23560), (124, 20900), (152, 17050), (155, 16720), (176, 14725), (190, 13640), (200, 12958), (209, 12400), (220, 11780), (248, 10450), (275, 9424), (304, 8525), (310, 8360), (341, 7600), (380, 6820), (400, 6479), (418, 6200), (440, 5890), (475, 5456), (496, 5225), (550, 4712), (589, 4400), (620, 4180), (682, 3800), (760, 3410), (775, 3344), (836, 3100), (880, 2945), (950, 2728), (1045, 2480), (1100, 2356), (1178, 2200), (1240, 2090), (1364, 1900), (1520, 1705), (1550, 1672)]