42412940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 94348800

約数和(自身を除く): 51935860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 239, 380, 467, 478, 934, 956, 1195, 1868, 2335, 2390, 4541, 4670, 4780, 8873, 9082, 9340, 17746, 18164, 22705, 35492, 44365, 45410, 88730, 90820, 111613, 177460, 223226, 446452, 558065, 1116130, 2120647, 2232260, 4241294, 8482588, 10603235, 21206470, 42412940]

約数ペア:

[(1, 42412940), (2, 21206470), (4, 10603235), (5, 8482588), (10, 4241294), (19, 2232260), (20, 2120647), (38, 1116130), (76, 558065), (95, 446452), (190, 223226), (239, 177460), (380, 111613), (467, 90820), (478, 88730), (934, 45410), (956, 44365), (1195, 35492), (1868, 22705), (2335, 18164), (2390, 17746), (4541, 9340), (4670, 9082), (4780, 8873)]