39716690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 78739776

約数和(自身を除く): 39023086

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 169, 331, 338, 355, 662, 710, 845, 923, 1655, 1690, 1846, 3310, 4303, 4615, 8606, 9230, 11999, 21515, 23501, 23998, 43030, 47002, 55939, 59995, 111878, 117505, 119990, 235010, 279695, 305513, 559390, 611026, 1527565, 3055130, 3971669, 7943338, 19858345, 39716690]

約数ペア:

[(1, 39716690), (2, 19858345), (5, 7943338), (10, 3971669), (13, 3055130), (26, 1527565), (65, 611026), (71, 559390), (130, 305513), (142, 279695), (169, 235010), (331, 119990), (338, 117505), (355, 111878), (662, 59995), (710, 55939), (845, 47002), (923, 43030), (1655, 23998), (1690, 23501), (1846, 21515), (3310, 11999), (4303, 9230), (4615, 8606)]