389840010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2999}}^1$

素因数の和:3635

約数の個数: 64

約数和(自身を含む): 1071360000

約数和(自身を除く): 681519990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 619, 1238, 1857, 2999, 3095, 3714, 4333, 5998, 6190, 8666, 8997, 9285, 12999, 14995, 17994, 18570, 20993, 21665, 25998, 29990, 41986, 43330, 44985, 62979, 64995, 89970, 104965, 125958, 129990, 209930, 314895, 629790, 1856381, 3712762, 5569143, 9281905, 11138286, 12994667, 18563810, 25989334, 27845715, 38984001, 55691430, 64973335, 77968002, 129946670, 194920005, 389840010]

約数ペア:

[(1, 389840010), (2, 194920005), (3, 129946670), (5, 77968002), (6, 64973335), (7, 55691430), (10, 38984001), (14, 27845715), (15, 25989334), (21, 18563810), (30, 12994667), (35, 11138286), (42, 9281905), (70, 5569143), (105, 3712762), (210, 1856381), (619, 629790), (1238, 314895), (1857, 209930), (2999, 129990), (3095, 125958), (3714, 104965), (4333, 89970), (5998, 64995), (6190, 62979), (8666, 44985), (8997, 43330), (9285, 41986), (12999, 29990), (14995, 25998), (17994, 21665), (18570, 20993)]