146419820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1699}}^1$

素因数の和:1878

約数の個数: 48

約数和(自身を含む): 319872000

約数和(自身を除く): 173452180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 1390, 1699, 2780, 3398, 4309, 6796, 8495, 8618, 16990, 17236, 21545, 33980, 43090, 52669, 86180, 105338, 210676, 236161, 263345, 472322, 526690, 944644, 1053380, 1180805, 2361610, 4723220, 7320991, 14641982, 29283964, 36604955, 73209910, 146419820]

約数ペア:

[(1, 146419820), (2, 73209910), (4, 36604955), (5, 29283964), (10, 14641982), (20, 7320991), (31, 4723220), (62, 2361610), (124, 1180805), (139, 1053380), (155, 944644), (278, 526690), (310, 472322), (556, 263345), (620, 236161), (695, 210676), (1390, 105338), (1699, 86180), (2780, 52669), (3398, 43090), (4309, 33980), (6796, 21545), (8495, 17236), (8618, 16990)]