2774038720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{279641}}^1$

素因数の和:279689

約数の個数: 56

約数和(自身を含む): 6818790528

約数和(自身を除く): 4044751808

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, 4960, 9920, 279641, 559282, 1118564, 1398205, 2237128, 2796410, 4474256, 5592820, 8668871, 8948512, 11185640, 17337742, 17897024, 22371280, 34675484, 43344355, 44742560, 69350968, 86688710, 89485120, 138701936, 173377420, 277403872, 346754840, 554807744, 693509680, 1387019360, 2774038720]

約数ペア:

[(1, 2774038720), (2, 1387019360), (4, 693509680), (5, 554807744), (8, 346754840), (10, 277403872), (16, 173377420), (20, 138701936), (31, 89485120), (32, 86688710), (40, 69350968), (62, 44742560), (64, 43344355), (80, 34675484), (124, 22371280), (155, 17897024), (160, 17337742), (248, 11185640), (310, 8948512), (320, 8668871), (496, 5592820), (620, 4474256), (992, 2796410), (1240, 2237128), (1984, 1398205), (2480, 1118564), (4960, 559282), (9920, 279641)]