31076240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29881}}^1$

素因数の和:29907

約数の個数: 40

約数和(自身を含む): 77812728

約数和(自身を除く): 46736488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 29881, 59762, 119524, 149405, 239048, 298810, 388453, 478096, 597620, 776906, 1195240, 1553812, 1942265, 2390480, 3107624, 3884530, 6215248, 7769060, 15538120, 31076240]

約数ペア:

[(1, 31076240), (2, 15538120), (4, 7769060), (5, 6215248), (8, 3884530), (10, 3107624), (13, 2390480), (16, 1942265), (20, 1553812), (26, 1195240), (40, 776906), (52, 597620), (65, 478096), (80, 388453), (104, 298810), (130, 239048), (208, 149405), (260, 119524), (520, 59762), (1040, 29881)]