15865695220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{482827}}^1$

素因数の和:482920

約数の個数: 48

約数和(自身を含む): 35041724928

約数和(自身を除く): 19176029708

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 530, 620, 1060, 1643, 3286, 6572, 8215, 16430, 32860, 482827, 965654, 1931308, 2414135, 4828270, 9656540, 14967637, 25589831, 29935274, 51179662, 59870548, 74838185, 102359324, 127949155, 149676370, 255898310, 299352740, 511796620, 793284761, 1586569522, 3173139044, 3966423805, 7932847610, 15865695220]

約数ペア:

[(1, 15865695220), (2, 7932847610), (4, 3966423805), (5, 3173139044), (10, 1586569522), (20, 793284761), (31, 511796620), (53, 299352740), (62, 255898310), (106, 149676370), (124, 127949155), (155, 102359324), (212, 74838185), (265, 59870548), (310, 51179662), (530, 29935274), (620, 25589831), (1060, 14967637), (1643, 9656540), (3286, 4828270), (6572, 2414135), (8215, 1931308), (16430, 965654), (32860, 482827)]