28380752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:867

約数の個数: 40

約数和(自身を含む): 58692672

約数和(自身を除く): 30311920

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 151, 272, 302, 604, 691, 1208, 1382, 2416, 2567, 2764, 5134, 5528, 10268, 11056, 11747, 20536, 23494, 41072, 46988, 93976, 104341, 187952, 208682, 417364, 834728, 1669456, 1773797, 3547594, 7095188, 14190376, 28380752]

約数ペア:

[(1, 28380752), (2, 14190376), (4, 7095188), (8, 3547594), (16, 1773797), (17, 1669456), (34, 834728), (68, 417364), (136, 208682), (151, 187952), (272, 104341), (302, 93976), (604, 46988), (691, 41072), (1208, 23494), (1382, 20536), (2416, 11747), (2567, 11056), (2764, 10268), (5134, 5528)]