201621940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{9343}}^1$

素因数の和:9448

約数の個数: 48

約数和(自身を含む): 461518848

約数和(自身を除く): 259896908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 9343, 10790, 18686, 21580, 37372, 46715, 93430, 121459, 186860, 242918, 485836, 607295, 775469, 1214590, 1550938, 2429180, 3101876, 3877345, 7754690, 10081097, 15509380, 20162194, 40324388, 50405485, 100810970, 201621940]

約数ペア:

[(1, 201621940), (2, 100810970), (4, 50405485), (5, 40324388), (10, 20162194), (13, 15509380), (20, 10081097), (26, 7754690), (52, 3877345), (65, 3101876), (83, 2429180), (130, 1550938), (166, 1214590), (260, 775469), (332, 607295), (415, 485836), (830, 242918), (1079, 186860), (1660, 121459), (2158, 93430), (4316, 46715), (5395, 37372), (9343, 21580), (10790, 18686)]