1399470940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{34589}}^1$

素因数の和:34639

約数の個数: 72

約数和(自身を含む): 3568027680

約数和(自身を除く): 2168556740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 289, 340, 476, 578, 595, 1156, 1190, 1445, 2023, 2380, 2890, 4046, 5780, 8092, 10115, 20230, 34589, 40460, 69178, 138356, 172945, 242123, 345890, 484246, 588013, 691780, 968492, 1176026, 1210615, 2352052, 2421230, 2940065, 4116091, 4842460, 5880130, 8232182, 9996221, 11760260, 16464364, 19992442, 20580455, 39984884, 41160910, 49981105, 69973547, 82321820, 99962210, 139947094, 199924420, 279894188, 349867735, 699735470, 1399470940]

約数ペア:

[(1, 1399470940), (2, 699735470), (4, 349867735), (5, 279894188), (7, 199924420), (10, 139947094), (14, 99962210), (17, 82321820), (20, 69973547), (28, 49981105), (34, 41160910), (35, 39984884), (68, 20580455), (70, 19992442), (85, 16464364), (119, 11760260), (140, 9996221), (170, 8232182), (238, 5880130), (289, 4842460), (340, 4116091), (476, 2940065), (578, 2421230), (595, 2352052), (1156, 1210615), (1190, 1176026), (1445, 968492), (2023, 691780), (2380, 588013), (2890, 484246), (4046, 345890), (5780, 242123), (8092, 172945), (10115, 138356), (20230, 69178), (34589, 40460)]