4057280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 56

約数和(自身を含む): 9997440

約数和(自身を除く): 5940160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 409, 496, 620, 818, 992, 1240, 1636, 1984, 2045, 2480, 3272, 4090, 4960, 6544, 8180, 9920, 12679, 13088, 16360, 25358, 26176, 32720, 50716, 63395, 65440, 101432, 126790, 130880, 202864, 253580, 405728, 507160, 811456, 1014320, 2028640, 4057280]

約数ペア:

[(1, 4057280), (2, 2028640), (4, 1014320), (5, 811456), (8, 507160), (10, 405728), (16, 253580), (20, 202864), (31, 130880), (32, 126790), (40, 101432), (62, 65440), (64, 63395), (80, 50716), (124, 32720), (155, 26176), (160, 25358), (248, 16360), (310, 13088), (320, 12679), (409, 9920), (496, 8180), (620, 6544), (818, 4960), (992, 4090), (1240, 3272), (1636, 2480), (1984, 2045)]