40441240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1489}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 105134400

約数和(自身を除く): 64693160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1489, 1940, 2716, 2978, 3395, 3880, 5432, 5956, 6790, 7445, 10423, 11912, 13580, 14890, 20846, 27160, 29780, 41692, 52115, 59560, 83384, 104230, 144433, 208460, 288866, 416920, 577732, 722165, 1011031, 1155464, 1444330, 2022062, 2888660, 4044124, 5055155, 5777320, 8088248, 10110310, 20220620, 40441240]

約数ペア:

[(1, 40441240), (2, 20220620), (4, 10110310), (5, 8088248), (7, 5777320), (8, 5055155), (10, 4044124), (14, 2888660), (20, 2022062), (28, 1444330), (35, 1155464), (40, 1011031), (56, 722165), (70, 577732), (97, 416920), (140, 288866), (194, 208460), (280, 144433), (388, 104230), (485, 83384), (679, 59560), (776, 52115), (970, 41692), (1358, 29780), (1489, 27160), (1940, 20846), (2716, 14890), (2978, 13580), (3395, 11912), (3880, 10423), (5432, 7445), (5956, 6790)]