20176620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 60673536

約数和(自身を除く): 40496916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 131, 151, 170, 204, 255, 262, 302, 340, 393, 453, 510, 524, 604, 655, 755, 786, 906, 1020, 1310, 1510, 1572, 1812, 1965, 2227, 2265, 2567, 2620, 3020, 3930, 4454, 4530, 5134, 6681, 7701, 7860, 8908, 9060, 10268, 11135, 12835, 13362, 15402, 19781, 22270, 25670, 26724, 30804, 33405, 38505, 39562, 44540, 51340, 59343, 66810, 77010, 79124, 98905, 118686, 133620, 154020, 197810, 237372, 296715, 336277, 395620, 593430, 672554, 1008831, 1186860, 1345108, 1681385, 2017662, 3362770, 4035324, 5044155, 6725540, 10088310, 20176620]

約数ペア:

[(1, 20176620), (2, 10088310), (3, 6725540), (4, 5044155), (5, 4035324), (6, 3362770), (10, 2017662), (12, 1681385), (15, 1345108), (17, 1186860), (20, 1008831), (30, 672554), (34, 593430), (51, 395620), (60, 336277), (68, 296715), (85, 237372), (102, 197810), (131, 154020), (151, 133620), (170, 118686), (204, 98905), (255, 79124), (262, 77010), (302, 66810), (340, 59343), (393, 51340), (453, 44540), (510, 39562), (524, 38505), (604, 33405), (655, 30804), (755, 26724), (786, 25670), (906, 22270), (1020, 19781), (1310, 15402), (1510, 13362), (1572, 12835), (1812, 11135), (1965, 10268), (2227, 9060), (2265, 8908), (2567, 7860), (2620, 7701), (3020, 6681), (3930, 5134), (4454, 4530)]