7999420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2797}}^1$

素因数の和:2830

約数の個数: 48

約数和(自身を含む): 19742688

約数和(自身を除く): 11743268

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2797, 2860, 5594, 11188, 13985, 27970, 30767, 36361, 55940, 61534, 72722, 123068, 145444, 153835, 181805, 307670, 363610, 399971, 615340, 727220, 799942, 1599884, 1999855, 3999710, 7999420]

約数ペア:

[(1, 7999420), (2, 3999710), (4, 1999855), (5, 1599884), (10, 799942), (11, 727220), (13, 615340), (20, 399971), (22, 363610), (26, 307670), (44, 181805), (52, 153835), (55, 145444), (65, 123068), (110, 72722), (130, 61534), (143, 55940), (220, 36361), (260, 30767), (286, 27970), (572, 13985), (715, 11188), (1430, 5594), (2797, 2860)]