380485220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{22621}}^1$

素因数の和:22688

約数の個数: 36

約数和(自身を含む): 827558004

約数和(自身を除く): 447072784

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 16820, 22621, 45242, 90484, 113105, 226210, 452420, 656009, 1312018, 2624036, 3280045, 6560090, 13120180, 19024261, 38048522, 76097044, 95121305, 190242610, 380485220]

約数ペア:

[(1, 380485220), (2, 190242610), (4, 95121305), (5, 76097044), (10, 38048522), (20, 19024261), (29, 13120180), (58, 6560090), (116, 3280045), (145, 2624036), (290, 1312018), (580, 656009), (841, 452420), (1682, 226210), (3364, 113105), (4205, 90484), (8410, 45242), (16820, 22621)]