908005060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{28789}}^1$

素因数の和:28900

約数の個数: 48

約数和(自身を含む): 2031422400

約数和(自身を除く): 1123417340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 830, 1577, 1660, 3154, 6308, 7885, 15770, 28789, 31540, 57578, 115156, 143945, 287890, 546991, 575780, 1093982, 2187964, 2389487, 2734955, 4778974, 5469910, 9557948, 10939820, 11947435, 23894870, 45400253, 47789740, 90800506, 181601012, 227001265, 454002530, 908005060]

約数ペア:

[(1, 908005060), (2, 454002530), (4, 227001265), (5, 181601012), (10, 90800506), (19, 47789740), (20, 45400253), (38, 23894870), (76, 11947435), (83, 10939820), (95, 9557948), (166, 5469910), (190, 4778974), (332, 2734955), (380, 2389487), (415, 2187964), (830, 1093982), (1577, 575780), (1660, 546991), (3154, 287890), (6308, 143945), (7885, 115156), (15770, 57578), (28789, 31540)]