2912487080

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{750641}}^1$

素因数の和:750749

約数の個数: 32

約数和(自身を含む): 6620662440

約数和(自身を除く): 3708175360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 750641, 1501282, 3002564, 3753205, 6005128, 7506410, 15012820, 30025640, 72812177, 145624354, 291248708, 364060885, 582497416, 728121770, 1456243540, 2912487080]

約数ペア:

[(1, 2912487080), (2, 1456243540), (4, 728121770), (5, 582497416), (8, 364060885), (10, 291248708), (20, 145624354), (40, 72812177), (97, 30025640), (194, 15012820), (388, 7506410), (485, 6005128), (776, 3753205), (970, 3002564), (1940, 1501282), (3880, 750641)]