30504980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{443}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 70265664

約数和(自身を除く): 39760684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 313, 443, 626, 886, 1252, 1565, 1772, 2215, 3130, 3443, 4430, 4873, 6260, 6886, 8860, 9746, 13772, 17215, 19492, 24365, 34430, 48730, 68860, 97460, 138659, 277318, 554636, 693295, 1386590, 1525249, 2773180, 3050498, 6100996, 7626245, 15252490, 30504980]

約数ペア:

[(1, 30504980), (2, 15252490), (4, 7626245), (5, 6100996), (10, 3050498), (11, 2773180), (20, 1525249), (22, 1386590), (44, 693295), (55, 554636), (110, 277318), (220, 138659), (313, 97460), (443, 68860), (626, 48730), (886, 34430), (1252, 24365), (1565, 19492), (1772, 17215), (2215, 13772), (3130, 9746), (3443, 8860), (4430, 6886), (4873, 6260)]