12221840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4129}}^1$

素因数の和:4179

約数の個数: 40

約数和(自身を含む): 29190840

約数和(自身を除く): 16969000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 4129, 8258, 16516, 20645, 33032, 41290, 66064, 82580, 152773, 165160, 305546, 330320, 611092, 763865, 1222184, 1527730, 2444368, 3055460, 6110920, 12221840]

約数ペア:

[(1, 12221840), (2, 6110920), (4, 3055460), (5, 2444368), (8, 1527730), (10, 1222184), (16, 763865), (20, 611092), (37, 330320), (40, 305546), (74, 165160), (80, 152773), (148, 82580), (185, 66064), (296, 41290), (370, 33032), (592, 20645), (740, 16516), (1480, 8258), (2960, 4129)]