30986720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10193}}^1$

素因数の和:10227

約数の個数: 48

約数和(自身を含む): 77066640

約数和(自身を除く): 46079920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 10193, 20386, 40772, 50965, 81544, 101930, 163088, 193667, 203860, 326176, 387334, 407720, 774668, 815440, 968335, 1549336, 1630880, 1936670, 3098672, 3873340, 6197344, 7746680, 15493360, 30986720]

約数ペア:

[(1, 30986720), (2, 15493360), (4, 7746680), (5, 6197344), (8, 3873340), (10, 3098672), (16, 1936670), (19, 1630880), (20, 1549336), (32, 968335), (38, 815440), (40, 774668), (76, 407720), (80, 387334), (95, 326176), (152, 203860), (160, 193667), (190, 163088), (304, 101930), (380, 81544), (608, 50965), (760, 40772), (1520, 20386), (3040, 10193)]