30700580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{467}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 68402880

約数和(自身を除く): 37702300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 467, 692, 865, 934, 1730, 1868, 2335, 3287, 3460, 4670, 6574, 8873, 9340, 13148, 16435, 17746, 32870, 35492, 44365, 65740, 80791, 88730, 161582, 177460, 323164, 403955, 807910, 1535029, 1615820, 3070058, 6140116, 7675145, 15350290, 30700580]

約数ペア:

[(1, 30700580), (2, 15350290), (4, 7675145), (5, 6140116), (10, 3070058), (19, 1615820), (20, 1535029), (38, 807910), (76, 403955), (95, 323164), (173, 177460), (190, 161582), (346, 88730), (380, 80791), (467, 65740), (692, 44365), (865, 35492), (934, 32870), (1730, 17746), (1868, 16435), (2335, 13148), (3287, 9340), (3460, 8873), (4670, 6574)]