20111822900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{22651}}^1$

素因数の和:23361

約数の個数: 72

約数和(自身を含む): 47070674784

約数和(自身を除く): 26958851884

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 683, 1300, 1366, 2732, 3415, 6830, 8879, 13660, 17075, 17758, 22651, 34150, 35516, 44395, 45302, 68300, 88790, 90604, 113255, 177580, 221975, 226510, 294463, 443950, 453020, 566275, 588926, 887900, 1132550, 1177852, 1472315, 2265100, 2944630, 5889260, 7361575, 14723150, 15470633, 29446300, 30941266, 61882532, 77353165, 154706330, 201118229, 309412660, 386765825, 402236458, 773531650, 804472916, 1005591145, 1547063300, 2011182290, 4022364580, 5027955725, 10055911450, 20111822900]

約数ペア:

[(1, 20111822900), (2, 10055911450), (4, 5027955725), (5, 4022364580), (10, 2011182290), (13, 1547063300), (20, 1005591145), (25, 804472916), (26, 773531650), (50, 402236458), (52, 386765825), (65, 309412660), (100, 201118229), (130, 154706330), (260, 77353165), (325, 61882532), (650, 30941266), (683, 29446300), (1300, 15470633), (1366, 14723150), (2732, 7361575), (3415, 5889260), (6830, 2944630), (8879, 2265100), (13660, 1472315), (17075, 1177852), (17758, 1132550), (22651, 887900), (34150, 588926), (35516, 566275), (44395, 453020), (45302, 443950), (68300, 294463), (88790, 226510), (90604, 221975), (113255, 177580)]