19746480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6329}}^1$

素因数の和:6358

約数の個数: 80

約数和(自身を含む): 65933280

約数和(自身を除く): 46186800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6329, 12658, 18987, 25316, 31645, 37974, 50632, 63290, 75948, 82277, 94935, 101264, 126580, 151896, 164554, 189870, 246831, 253160, 303792, 329108, 379740, 411385, 493662, 506320, 658216, 759480, 822770, 987324, 1234155, 1316432, 1518960, 1645540, 1974648, 2468310, 3291080, 3949296, 4936620, 6582160, 9873240, 19746480]

約数ペア:

[(1, 19746480), (2, 9873240), (3, 6582160), (4, 4936620), (5, 3949296), (6, 3291080), (8, 2468310), (10, 1974648), (12, 1645540), (13, 1518960), (15, 1316432), (16, 1234155), (20, 987324), (24, 822770), (26, 759480), (30, 658216), (39, 506320), (40, 493662), (48, 411385), (52, 379740), (60, 329108), (65, 303792), (78, 253160), (80, 246831), (104, 189870), (120, 164554), (130, 151896), (156, 126580), (195, 101264), (208, 94935), (240, 82277), (260, 75948), (312, 63290), (390, 50632), (520, 37974), (624, 31645), (780, 25316), (1040, 18987), (1560, 12658), (3120, 6329)]