201960040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{601}}^1$

素因数の和:914

約数の個数: 64

約数和(自身を含む): 471582720

約数和(自身を除く): 269622680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 271, 310, 542, 601, 620, 1084, 1202, 1240, 1355, 2168, 2404, 2710, 3005, 4808, 5420, 6010, 8401, 10840, 12020, 16802, 18631, 24040, 33604, 37262, 42005, 67208, 74524, 84010, 93155, 149048, 162871, 168020, 186310, 325742, 336040, 372620, 651484, 745240, 814355, 1302968, 1628710, 3257420, 5049001, 6514840, 10098002, 20196004, 25245005, 40392008, 50490010, 100980020, 201960040]

約数ペア:

[(1, 201960040), (2, 100980020), (4, 50490010), (5, 40392008), (8, 25245005), (10, 20196004), (20, 10098002), (31, 6514840), (40, 5049001), (62, 3257420), (124, 1628710), (155, 1302968), (248, 814355), (271, 745240), (310, 651484), (542, 372620), (601, 336040), (620, 325742), (1084, 186310), (1202, 168020), (1240, 162871), (1355, 149048), (2168, 93155), (2404, 84010), (2710, 74524), (3005, 67208), (4808, 42005), (5420, 37262), (6010, 33604), (8401, 24040), (10840, 18631), (12020, 16802)]