20236575760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{297247}}^1$

素因数の和:297320

約数の個数: 80

約数和(自身を含む): 50422772736

約数和(自身を除く): 30186196976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 460, 592, 740, 851, 920, 1480, 1702, 1840, 2960, 3404, 4255, 6808, 8510, 13616, 17020, 34040, 68080, 297247, 594494, 1188988, 1486235, 2377976, 2972470, 4755952, 5944940, 6836681, 10998139, 11889880, 13673362, 21996278, 23779760, 27346724, 34183405, 43992556, 54693448, 54990695, 68366810, 87985112, 109386896, 109981390, 136733620, 175970224, 219962780, 252957197, 273467240, 439925560, 505914394, 546934480, 879851120, 1011828788, 1264785985, 2023657576, 2529571970, 4047315152, 5059143940, 10118287880, 20236575760]

約数ペア:

[(1, 20236575760), (2, 10118287880), (4, 5059143940), (5, 4047315152), (8, 2529571970), (10, 2023657576), (16, 1264785985), (20, 1011828788), (23, 879851120), (37, 546934480), (40, 505914394), (46, 439925560), (74, 273467240), (80, 252957197), (92, 219962780), (115, 175970224), (148, 136733620), (184, 109981390), (185, 109386896), (230, 87985112), (296, 68366810), (368, 54990695), (370, 54693448), (460, 43992556), (592, 34183405), (740, 27346724), (851, 23779760), (920, 21996278), (1480, 13673362), (1702, 11889880), (1840, 10998139), (2960, 6836681), (3404, 5944940), (4255, 4755952), (6808, 2972470), (8510, 2377976), (13616, 1486235), (17020, 1188988), (34040, 594494), (68080, 297247)]