427999700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{225263}}^1$

素因数の和:225296

約数の個数: 36

約数和(自身を含む): 977645760

約数和(自身を除く): 549646060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 225263, 450526, 901052, 1126315, 2252630, 4279997, 4505260, 5631575, 8559994, 11263150, 17119988, 21399985, 22526300, 42799970, 85599940, 106999925, 213999850, 427999700]

約数ペア:

[(1, 427999700), (2, 213999850), (4, 106999925), (5, 85599940), (10, 42799970), (19, 22526300), (20, 21399985), (25, 17119988), (38, 11263150), (50, 8559994), (76, 5631575), (95, 4505260), (100, 4279997), (190, 2252630), (380, 1126315), (475, 901052), (950, 450526), (1900, 225263)]