7836920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2153}}^1$

素因数の和:2184

約数の個数: 64

約数和(自身を含む): 21712320

約数和(自身を除く): 13875400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 2153, 3640, 4306, 8612, 10765, 15071, 17224, 21530, 27989, 30142, 43060, 55978, 60284, 75355, 86120, 111956, 120568, 139945, 150710, 195923, 223912, 279890, 301420, 391846, 559780, 602840, 783692, 979615, 1119560, 1567384, 1959230, 3918460, 7836920]

約数ペア:

[(1, 7836920), (2, 3918460), (4, 1959230), (5, 1567384), (7, 1119560), (8, 979615), (10, 783692), (13, 602840), (14, 559780), (20, 391846), (26, 301420), (28, 279890), (35, 223912), (40, 195923), (52, 150710), (56, 139945), (65, 120568), (70, 111956), (91, 86120), (104, 75355), (130, 60284), (140, 55978), (182, 43060), (260, 30142), (280, 27989), (364, 21530), (455, 17224), (520, 15071), (728, 10765), (910, 8612), (1820, 4306), (2153, 3640)]