28341760

素因数分解:

$2^9\times 5^1\times {\mathrm{11071}}^1$

素因数の和:11094

約数の個数: 40

約数和(自身を含む): 67959936

約数和(自身を除く): 39618176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 11071, 22142, 44284, 55355, 88568, 110710, 177136, 221420, 354272, 442840, 708544, 885680, 1417088, 1771360, 2834176, 3542720, 5668352, 7085440, 14170880, 28341760]

約数ペア:

[(1, 28341760), (2, 14170880), (4, 7085440), (5, 5668352), (8, 3542720), (10, 2834176), (16, 1771360), (20, 1417088), (32, 885680), (40, 708544), (64, 442840), (80, 354272), (128, 221420), (160, 177136), (256, 110710), (320, 88568), (512, 55355), (640, 44284), (1280, 22142), (2560, 11071)]