12457730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 23803200

約数和(自身を除く): 11345470

約数列:

[1, 2, 5, 10, 19, 38, 95, 173, 190, 346, 379, 758, 865, 1730, 1895, 3287, 3790, 6574, 7201, 14402, 16435, 32870, 36005, 65567, 72010, 131134, 327835, 655670, 1245773, 2491546, 6228865, 12457730]

約数ペア:

[(1, 12457730), (2, 6228865), (5, 2491546), (10, 1245773), (19, 655670), (38, 327835), (95, 131134), (173, 72010), (190, 65567), (346, 36005), (379, 32870), (758, 16435), (865, 14402), (1730, 7201), (1895, 6574), (3287, 3790)]