29989240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 72394560

約数和(自身を除く): 42405320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 881, 920, 1480, 1702, 1762, 3404, 3524, 4255, 4405, 6808, 7048, 8510, 8810, 17020, 17620, 20263, 32597, 34040, 35240, 40526, 65194, 81052, 101315, 130388, 162104, 162985, 202630, 260776, 325970, 405260, 651940, 749731, 810520, 1303880, 1499462, 2998924, 3748655, 5997848, 7497310, 14994620, 29989240]

約数ペア:

[(1, 29989240), (2, 14994620), (4, 7497310), (5, 5997848), (8, 3748655), (10, 2998924), (20, 1499462), (23, 1303880), (37, 810520), (40, 749731), (46, 651940), (74, 405260), (92, 325970), (115, 260776), (148, 202630), (184, 162985), (185, 162104), (230, 130388), (296, 101315), (370, 81052), (460, 65194), (740, 40526), (851, 35240), (881, 34040), (920, 32597), (1480, 20263), (1702, 17620), (1762, 17020), (3404, 8810), (3524, 8510), (4255, 7048), (4405, 6808)]