40551290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 84913920

約数和(自身を除く): 44362630

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 59, 65, 85, 118, 130, 170, 221, 295, 311, 442, 590, 622, 767, 1003, 1105, 1534, 1555, 2006, 2210, 3110, 3835, 4043, 5015, 5287, 7670, 8086, 10030, 10574, 13039, 18349, 20215, 26078, 26435, 36698, 40430, 52870, 65195, 68731, 91745, 130390, 137462, 183490, 238537, 311933, 343655, 477074, 623866, 687310, 1192685, 1559665, 2385370, 3119330, 4055129, 8110258, 20275645, 40551290]

約数ペア:

[(1, 40551290), (2, 20275645), (5, 8110258), (10, 4055129), (13, 3119330), (17, 2385370), (26, 1559665), (34, 1192685), (59, 687310), (65, 623866), (85, 477074), (118, 343655), (130, 311933), (170, 238537), (221, 183490), (295, 137462), (311, 130390), (442, 91745), (590, 68731), (622, 65195), (767, 52870), (1003, 40430), (1105, 36698), (1534, 26435), (1555, 26078), (2006, 20215), (2210, 18349), (3110, 13039), (3835, 10574), (4043, 10030), (5015, 8086), (5287, 7670)]