2497887740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{97}}^1\times {\mathrm{1531}}^1$

素因数の和:1695

約数の個数: 72

約数和(自身を含む): 5492275152

約数和(自身を除く): 2994387412

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 841, 970, 1531, 1682, 1940, 2813, 3062, 3364, 4205, 5626, 6124, 7655, 8410, 11252, 14065, 15310, 16820, 28130, 30620, 44399, 56260, 81577, 88798, 148507, 163154, 177596, 221995, 297014, 326308, 407885, 443990, 594028, 742535, 815770, 887980, 1287571, 1485070, 1631540, 2575142, 2970140, 4306703, 5150284, 6437855, 8613406, 12875710, 17226812, 21533515, 25751420, 43067030, 86134060, 124894387, 249788774, 499577548, 624471935, 1248943870, 2497887740]

約数ペア:

[(1, 2497887740), (2, 1248943870), (4, 624471935), (5, 499577548), (10, 249788774), (20, 124894387), (29, 86134060), (58, 43067030), (97, 25751420), (116, 21533515), (145, 17226812), (194, 12875710), (290, 8613406), (388, 6437855), (485, 5150284), (580, 4306703), (841, 2970140), (970, 2575142), (1531, 1631540), (1682, 1485070), (1940, 1287571), (2813, 887980), (3062, 815770), (3364, 742535), (4205, 594028), (5626, 443990), (6124, 407885), (7655, 326308), (8410, 297014), (11252, 221995), (14065, 177596), (15310, 163154), (16820, 148507), (28130, 88798), (30620, 81577), (44399, 56260)]