31738980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5813}}^1$

素因数の和:5845

約数の個数: 96

約数和(自身を含む): 109396224

約数和(自身を除く): 77657244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 5813, 11626, 17439, 23252, 29065, 34878, 40691, 58130, 69756, 75569, 81382, 87195, 116260, 122073, 151138, 162764, 174390, 203455, 226707, 244146, 302276, 348780, 377845, 406910, 453414, 488292, 528983, 610365, 755690, 813820, 906828, 1057966, 1133535, 1220730, 1511380, 1586949, 2115932, 2267070, 2441460, 2644915, 3173898, 4534140, 5289830, 6347796, 7934745, 10579660, 15869490, 31738980]

約数ペア:

[(1, 31738980), (2, 15869490), (3, 10579660), (4, 7934745), (5, 6347796), (6, 5289830), (7, 4534140), (10, 3173898), (12, 2644915), (13, 2441460), (14, 2267070), (15, 2115932), (20, 1586949), (21, 1511380), (26, 1220730), (28, 1133535), (30, 1057966), (35, 906828), (39, 813820), (42, 755690), (52, 610365), (60, 528983), (65, 488292), (70, 453414), (78, 406910), (84, 377845), (91, 348780), (105, 302276), (130, 244146), (140, 226707), (156, 203455), (182, 174390), (195, 162764), (210, 151138), (260, 122073), (273, 116260), (364, 87195), (390, 81382), (420, 75569), (455, 69756), (546, 58130), (780, 40691), (910, 34878), (1092, 29065), (1365, 23252), (1820, 17439), (2730, 11626), (5460, 5813)]