27686720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2791}}^1$

素因数の和:2839

約数の個数: 56

約数和(自身を含む): 68080128

約数和(自身を除く): 40393408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 2791, 4960, 5582, 9920, 11164, 13955, 22328, 27910, 44656, 55820, 86521, 89312, 111640, 173042, 178624, 223280, 346084, 432605, 446560, 692168, 865210, 893120, 1384336, 1730420, 2768672, 3460840, 5537344, 6921680, 13843360, 27686720]

約数ペア:

[(1, 27686720), (2, 13843360), (4, 6921680), (5, 5537344), (8, 3460840), (10, 2768672), (16, 1730420), (20, 1384336), (31, 893120), (32, 865210), (40, 692168), (62, 446560), (64, 432605), (80, 346084), (124, 223280), (155, 178624), (160, 173042), (248, 111640), (310, 89312), (320, 86521), (496, 55820), (620, 44656), (992, 27910), (1240, 22328), (1984, 13955), (2480, 11164), (2791, 9920), (4960, 5582)]