13972660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{881}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 32154192

約数和(自身を除く): 18181532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 881, 1220, 1586, 1762, 3172, 3524, 3965, 4405, 7930, 8810, 11453, 15860, 17620, 22906, 45812, 53741, 57265, 107482, 114530, 214964, 229060, 268705, 537410, 698633, 1074820, 1397266, 2794532, 3493165, 6986330, 13972660]

約数ペア:

[(1, 13972660), (2, 6986330), (4, 3493165), (5, 2794532), (10, 1397266), (13, 1074820), (20, 698633), (26, 537410), (52, 268705), (61, 229060), (65, 214964), (122, 114530), (130, 107482), (244, 57265), (260, 53741), (305, 45812), (610, 22906), (793, 17620), (881, 15860), (1220, 11453), (1586, 8810), (1762, 7930), (3172, 4405), (3524, 3965)]