6654440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 16450560

約数和(自身を除く): 9796120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 191, 260, 268, 335, 382, 520, 536, 670, 764, 871, 955, 1340, 1528, 1742, 1910, 2483, 2680, 3484, 3820, 4355, 4966, 6968, 7640, 8710, 9932, 12415, 12797, 17420, 19864, 24830, 25594, 34840, 49660, 51188, 63985, 99320, 102376, 127970, 166361, 255940, 332722, 511880, 665444, 831805, 1330888, 1663610, 3327220, 6654440]

約数ペア:

[(1, 6654440), (2, 3327220), (4, 1663610), (5, 1330888), (8, 831805), (10, 665444), (13, 511880), (20, 332722), (26, 255940), (40, 166361), (52, 127970), (65, 102376), (67, 99320), (104, 63985), (130, 51188), (134, 49660), (191, 34840), (260, 25594), (268, 24830), (335, 19864), (382, 17420), (520, 12797), (536, 12415), (670, 9932), (764, 8710), (871, 7640), (955, 6968), (1340, 4966), (1528, 4355), (1742, 3820), (1910, 3484), (2483, 2680)]