836692420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{2179}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 1788716160

約数和(自身を除く): 952023740

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 263, 292, 365, 526, 730, 1052, 1315, 1460, 2179, 2630, 4358, 5260, 8716, 10895, 19199, 21790, 38398, 43580, 76796, 95995, 159067, 191990, 318134, 383980, 573077, 636268, 795335, 1146154, 1590670, 2292308, 2865385, 3181340, 5730770, 11461540, 41834621, 83669242, 167338484, 209173105, 418346210, 836692420]

約数ペア:

[(1, 836692420), (2, 418346210), (4, 209173105), (5, 167338484), (10, 83669242), (20, 41834621), (73, 11461540), (146, 5730770), (263, 3181340), (292, 2865385), (365, 2292308), (526, 1590670), (730, 1146154), (1052, 795335), (1315, 636268), (1460, 573077), (2179, 383980), (2630, 318134), (4358, 191990), (5260, 159067), (8716, 95995), (10895, 76796), (19199, 43580), (21790, 38398)]