405168340

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{3209}}^1$

素因数の和:3384

約数の個数: 48

約数和(自身を含む): 873633600

約数和(自身を除く): 468465260

約数列:

[1, 2, 4, 5, 10, 20, 59, 107, 118, 214, 236, 295, 428, 535, 590, 1070, 1180, 2140, 3209, 6313, 6418, 12626, 12836, 16045, 25252, 31565, 32090, 63130, 64180, 126260, 189331, 343363, 378662, 686726, 757324, 946655, 1373452, 1716815, 1893310, 3433630, 3786620, 6867260, 20258417, 40516834, 81033668, 101292085, 202584170, 405168340]

約数ペア:

[(1, 405168340), (2, 202584170), (4, 101292085), (5, 81033668), (10, 40516834), (20, 20258417), (59, 6867260), (107, 3786620), (118, 3433630), (214, 1893310), (236, 1716815), (295, 1373452), (428, 946655), (535, 757324), (590, 686726), (1070, 378662), (1180, 343363), (2140, 189331), (3209, 126260), (6313, 64180), (6418, 63130), (12626, 32090), (12836, 31565), (16045, 25252)]