42314380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 92574720

約数和(自身を除く): 50260340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 491, 556, 620, 695, 982, 1390, 1964, 2455, 2780, 4309, 4910, 8618, 9820, 15221, 17236, 21545, 30442, 43090, 60884, 68249, 76105, 86180, 136498, 152210, 272996, 304420, 341245, 682490, 1364980, 2115719, 4231438, 8462876, 10578595, 21157190, 42314380]

約数ペア:

[(1, 42314380), (2, 21157190), (4, 10578595), (5, 8462876), (10, 4231438), (20, 2115719), (31, 1364980), (62, 682490), (124, 341245), (139, 304420), (155, 272996), (278, 152210), (310, 136498), (491, 86180), (556, 76105), (620, 68249), (695, 60884), (982, 43090), (1390, 30442), (1964, 21545), (2455, 17236), (2780, 15221), (4309, 9820), (4910, 8618)]