40580860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 96

約数和(自身を含む): 94993920

約数和(自身を除く): 54413060

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 37, 58, 61, 62, 74, 116, 122, 124, 145, 148, 155, 185, 244, 290, 305, 310, 370, 580, 610, 620, 740, 899, 1073, 1147, 1220, 1769, 1798, 1891, 2146, 2257, 2294, 3538, 3596, 3782, 4292, 4495, 4514, 4588, 5365, 5735, 7076, 7564, 8845, 8990, 9028, 9455, 10730, 11285, 11470, 17690, 17980, 18910, 21460, 22570, 22940, 33263, 35380, 37820, 45140, 54839, 65453, 66526, 69967, 109678, 130906, 133052, 139934, 166315, 219356, 261812, 274195, 279868, 327265, 332630, 349835, 548390, 654530, 665260, 699670, 1096780, 1309060, 1399340, 2029043, 4058086, 8116172, 10145215, 20290430, 40580860]

約数ペア:

[(1, 40580860), (2, 20290430), (4, 10145215), (5, 8116172), (10, 4058086), (20, 2029043), (29, 1399340), (31, 1309060), (37, 1096780), (58, 699670), (61, 665260), (62, 654530), (74, 548390), (116, 349835), (122, 332630), (124, 327265), (145, 279868), (148, 274195), (155, 261812), (185, 219356), (244, 166315), (290, 139934), (305, 133052), (310, 130906), (370, 109678), (580, 69967), (610, 66526), (620, 65453), (740, 54839), (899, 45140), (1073, 37820), (1147, 35380), (1220, 33263), (1769, 22940), (1798, 22570), (1891, 21460), (2146, 18910), (2257, 17980), (2294, 17690), (3538, 11470), (3596, 11285), (3782, 10730), (4292, 9455), (4495, 9028), (4514, 8990), (4588, 8845), (5365, 7564), (5735, 7076)]