207935620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{3163}}^1$

素因数の和:3364

約数の個数: 48

約数和(自身を含む): 462450240

約数和(自身を除く): 254514620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 692, 865, 1730, 3163, 3287, 3460, 6326, 6574, 12652, 13148, 15815, 16435, 31630, 32870, 60097, 63260, 65740, 120194, 240388, 300485, 547199, 600970, 1094398, 1201940, 2188796, 2735995, 5471990, 10396781, 10943980, 20793562, 41587124, 51983905, 103967810, 207935620]

約数ペア:

[(1, 207935620), (2, 103967810), (4, 51983905), (5, 41587124), (10, 20793562), (19, 10943980), (20, 10396781), (38, 5471990), (76, 2735995), (95, 2188796), (173, 1201940), (190, 1094398), (346, 600970), (380, 547199), (692, 300485), (865, 240388), (1730, 120194), (3163, 65740), (3287, 63260), (3460, 60097), (6326, 32870), (6574, 31630), (12652, 16435), (13148, 15815)]