2208481820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1\times {\mathrm{1787}}^1$

素因数の和:2870

約数の個数: 48

約数和(自身を含む): 4721135328

約数和(自身を除く): 2512653508

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1013, 1220, 1787, 2026, 3574, 4052, 5065, 7148, 8935, 10130, 17870, 20260, 35740, 61793, 109007, 123586, 218014, 247172, 308965, 436028, 545035, 617930, 1090070, 1235860, 1810231, 2180140, 3620462, 7240924, 9051155, 18102310, 36204620, 110424091, 220848182, 441696364, 552120455, 1104240910, 2208481820]

約数ペア:

[(1, 2208481820), (2, 1104240910), (4, 552120455), (5, 441696364), (10, 220848182), (20, 110424091), (61, 36204620), (122, 18102310), (244, 9051155), (305, 7240924), (610, 3620462), (1013, 2180140), (1220, 1810231), (1787, 1235860), (2026, 1090070), (3574, 617930), (4052, 545035), (5065, 436028), (7148, 308965), (8935, 247172), (10130, 218014), (17870, 123586), (20260, 109007), (35740, 61793)]