40708780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{929}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 98118720

約数和(自身を除く): 57409940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 313, 626, 929, 1252, 1565, 1858, 2191, 3130, 3716, 4382, 4645, 6260, 6503, 8764, 9290, 10955, 13006, 18580, 21910, 26012, 32515, 43820, 65030, 130060, 290777, 581554, 1163108, 1453885, 2035439, 2907770, 4070878, 5815540, 8141756, 10177195, 20354390, 40708780]

約数ペア:

[(1, 40708780), (2, 20354390), (4, 10177195), (5, 8141756), (7, 5815540), (10, 4070878), (14, 2907770), (20, 2035439), (28, 1453885), (35, 1163108), (70, 581554), (140, 290777), (313, 130060), (626, 65030), (929, 43820), (1252, 32515), (1565, 26012), (1858, 21910), (2191, 18580), (3130, 13006), (3716, 10955), (4382, 9290), (4645, 8764), (6260, 6503)]