40220480

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 112

約数和(自身を含む): 101925120

約数和(自身を除く): 61704640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 43, 64, 74, 79, 80, 86, 148, 158, 160, 172, 185, 215, 296, 316, 320, 344, 370, 395, 430, 592, 632, 688, 740, 790, 860, 1184, 1264, 1376, 1480, 1580, 1591, 1720, 2368, 2528, 2752, 2923, 2960, 3160, 3182, 3397, 3440, 5056, 5846, 5920, 6320, 6364, 6794, 6880, 7955, 11692, 11840, 12640, 12728, 13588, 13760, 14615, 15910, 16985, 23384, 25280, 25456, 27176, 29230, 31820, 33970, 46768, 50912, 54352, 58460, 63640, 67940, 93536, 101824, 108704, 116920, 125689, 127280, 135880, 187072, 217408, 233840, 251378, 254560, 271760, 467680, 502756, 509120, 543520, 628445, 935360, 1005512, 1087040, 1256890, 2011024, 2513780, 4022048, 5027560, 8044096, 10055120, 20110240, 40220480]

約数ペア:

[(1, 40220480), (2, 20110240), (4, 10055120), (5, 8044096), (8, 5027560), (10, 4022048), (16, 2513780), (20, 2011024), (32, 1256890), (37, 1087040), (40, 1005512), (43, 935360), (64, 628445), (74, 543520), (79, 509120), (80, 502756), (86, 467680), (148, 271760), (158, 254560), (160, 251378), (172, 233840), (185, 217408), (215, 187072), (296, 135880), (316, 127280), (320, 125689), (344, 116920), (370, 108704), (395, 101824), (430, 93536), (592, 67940), (632, 63640), (688, 58460), (740, 54352), (790, 50912), (860, 46768), (1184, 33970), (1264, 31820), (1376, 29230), (1480, 27176), (1580, 25456), (1591, 25280), (1720, 23384), (2368, 16985), (2528, 15910), (2752, 14615), (2923, 13760), (2960, 13588), (3160, 12728), (3182, 12640), (3397, 11840), (3440, 11692), (5056, 7955), (5846, 6880), (5920, 6794), (6320, 6364)]