7903570420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1\times {\mathrm{13721}}^1$

素因数の和:14160

約数の個数: 48

約数和(自身を含む): 16847103168

約数和(自身を除く): 8943532748

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 347, 415, 694, 830, 1388, 1660, 1735, 3470, 6940, 13721, 27442, 28801, 54884, 57602, 68605, 115204, 137210, 144005, 274420, 288010, 576020, 1138843, 2277686, 4555372, 4761187, 5694215, 9522374, 11388430, 19044748, 22776860, 23805935, 47611870, 95223740, 395178521, 790357042, 1580714084, 1975892605, 3951785210, 7903570420]

約数ペア:

[(1, 7903570420), (2, 3951785210), (4, 1975892605), (5, 1580714084), (10, 790357042), (20, 395178521), (83, 95223740), (166, 47611870), (332, 23805935), (347, 22776860), (415, 19044748), (694, 11388430), (830, 9522374), (1388, 5694215), (1660, 4761187), (1735, 4555372), (3470, 2277686), (6940, 1138843), (13721, 576020), (27442, 288010), (28801, 274420), (54884, 144005), (57602, 137210), (68605, 115204)]