1900552600

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{155783}}^1$

素因数の和:155860

約数の個数: 48

約数和(自身を含む): 4491252720

約数和(自身を除く): 2590700120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 12200, 155783, 311566, 623132, 778915, 1246264, 1557830, 3115660, 3894575, 6231320, 7789150, 9502763, 15578300, 19005526, 31156600, 38011052, 47513815, 76022104, 95027630, 190055260, 237569075, 380110520, 475138150, 950276300, 1900552600]

約数ペア:

[(1, 1900552600), (2, 950276300), (4, 475138150), (5, 380110520), (8, 237569075), (10, 190055260), (20, 95027630), (25, 76022104), (40, 47513815), (50, 38011052), (61, 31156600), (100, 19005526), (122, 15578300), (200, 9502763), (244, 7789150), (305, 6231320), (488, 3894575), (610, 3115660), (1220, 1557830), (1525, 1246264), (2440, 778915), (3050, 623132), (6100, 311566), (12200, 155783)]