7846280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 19353600

約数和(自身を除く): 11507320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 191, 260, 316, 382, 395, 520, 632, 764, 790, 955, 1027, 1528, 1580, 1910, 2054, 2483, 3160, 3820, 4108, 4966, 5135, 7640, 8216, 9932, 10270, 12415, 15089, 19864, 20540, 24830, 30178, 41080, 49660, 60356, 75445, 99320, 120712, 150890, 196157, 301780, 392314, 603560, 784628, 980785, 1569256, 1961570, 3923140, 7846280]

約数ペア:

[(1, 7846280), (2, 3923140), (4, 1961570), (5, 1569256), (8, 980785), (10, 784628), (13, 603560), (20, 392314), (26, 301780), (40, 196157), (52, 150890), (65, 120712), (79, 99320), (104, 75445), (130, 60356), (158, 49660), (191, 41080), (260, 30178), (316, 24830), (382, 20540), (395, 19864), (520, 15089), (632, 12415), (764, 10270), (790, 9932), (955, 8216), (1027, 7640), (1528, 5135), (1580, 4966), (1910, 4108), (2054, 3820), (2483, 3160)]