72666220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{593}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 167051808

約数和(自身を除く): 94385588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 557, 593, 1114, 1186, 2228, 2372, 2785, 2965, 5570, 5930, 6127, 6523, 11140, 11860, 12254, 13046, 24508, 26092, 30635, 32615, 61270, 65230, 122540, 130460, 330301, 660602, 1321204, 1651505, 3303010, 3633311, 6606020, 7266622, 14533244, 18166555, 36333110, 72666220]

約数ペア:

[(1, 72666220), (2, 36333110), (4, 18166555), (5, 14533244), (10, 7266622), (11, 6606020), (20, 3633311), (22, 3303010), (44, 1651505), (55, 1321204), (110, 660602), (220, 330301), (557, 130460), (593, 122540), (1114, 65230), (1186, 61270), (2228, 32615), (2372, 30635), (2785, 26092), (2965, 24508), (5570, 13046), (5930, 12254), (6127, 11860), (6523, 11140)]