204470420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4283}}^1$

素因数の和:4341

約数の個数: 96

約数和(自身を含む): 552738816

約数和(自身を除く): 348268396

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 868, 1085, 1364, 1540, 1705, 2170, 2387, 3410, 4283, 4340, 4774, 6820, 8566, 9548, 11935, 17132, 21415, 23870, 29981, 42830, 47113, 47740, 59962, 85660, 94226, 119924, 132773, 149905, 188452, 235565, 265546, 299810, 329791, 471130, 531092, 599620, 659582, 663865, 929411, 942260, 1319164, 1327730, 1460503, 1648955, 1858822, 2655460, 2921006, 3297910, 3717644, 4647055, 5842012, 6595820, 7302515, 9294110, 10223521, 14605030, 18588220, 20447042, 29210060, 40894084, 51117605, 102235210, 204470420]

約数ペア:

[(1, 204470420), (2, 102235210), (4, 51117605), (5, 40894084), (7, 29210060), (10, 20447042), (11, 18588220), (14, 14605030), (20, 10223521), (22, 9294110), (28, 7302515), (31, 6595820), (35, 5842012), (44, 4647055), (55, 3717644), (62, 3297910), (70, 2921006), (77, 2655460), (110, 1858822), (124, 1648955), (140, 1460503), (154, 1327730), (155, 1319164), (217, 942260), (220, 929411), (308, 663865), (310, 659582), (341, 599620), (385, 531092), (434, 471130), (620, 329791), (682, 299810), (770, 265546), (868, 235565), (1085, 188452), (1364, 149905), (1540, 132773), (1705, 119924), (2170, 94226), (2387, 85660), (3410, 59962), (4283, 47740), (4340, 47113), (4774, 42830), (6820, 29981), (8566, 23870), (9548, 21415), (11935, 17132)]