2203240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 5644800

約数和(自身を除く): 3441560

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 223, 247, 260, 380, 446, 494, 520, 760, 892, 988, 1115, 1235, 1784, 1976, 2230, 2470, 2899, 4237, 4460, 4940, 5798, 8474, 8920, 9880, 11596, 14495, 16948, 21185, 23192, 28990, 33896, 42370, 55081, 57980, 84740, 110162, 115960, 169480, 220324, 275405, 440648, 550810, 1101620, 2203240]

約数ペア:

[(1, 2203240), (2, 1101620), (4, 550810), (5, 440648), (8, 275405), (10, 220324), (13, 169480), (19, 115960), (20, 110162), (26, 84740), (38, 57980), (40, 55081), (52, 42370), (65, 33896), (76, 28990), (95, 23192), (104, 21185), (130, 16948), (152, 14495), (190, 11596), (223, 9880), (247, 8920), (260, 8474), (380, 5798), (446, 4940), (494, 4460), (520, 4237), (760, 2899), (892, 2470), (988, 2230), (1115, 1976), (1235, 1784)]