20163315740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1\times {\mathrm{42961}}^1$

素因数の和:43758

約数の個数: 48

約数和(自身を含む): 43767623424

約数和(自身を除く): 23604307684

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 757, 1514, 3028, 3785, 7570, 15140, 23467, 42961, 46934, 85922, 93868, 117335, 171844, 214805, 234670, 429610, 469340, 859220, 1331791, 2663582, 5327164, 6658955, 13317910, 26635820, 32521477, 65042954, 130085908, 162607385, 325214770, 650429540, 1008165787, 2016331574, 4032663148, 5040828935, 10081657870, 20163315740]

約数ペア:

[(1, 20163315740), (2, 10081657870), (4, 5040828935), (5, 4032663148), (10, 2016331574), (20, 1008165787), (31, 650429540), (62, 325214770), (124, 162607385), (155, 130085908), (310, 65042954), (620, 32521477), (757, 26635820), (1514, 13317910), (3028, 6658955), (3785, 5327164), (7570, 2663582), (15140, 1331791), (23467, 859220), (42961, 469340), (46934, 429610), (85922, 234670), (93868, 214805), (117335, 171844)]