19790160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6343}}^1$

素因数の和:6372

約数の個数: 80

約数和(自身を含む): 66079104

約数和(自身を除く): 46288944

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, 6343, 12686, 19029, 25372, 31715, 38058, 50744, 63430, 76116, 82459, 95145, 101488, 126860, 152232, 164918, 190290, 247377, 253720, 304464, 329836, 380580, 412295, 494754, 507440, 659672, 761160, 824590, 989508, 1236885, 1319344, 1522320, 1649180, 1979016, 2473770, 3298360, 3958032, 4947540, 6596720, 9895080, 19790160]

約数ペア:

[(1, 19790160), (2, 9895080), (3, 6596720), (4, 4947540), (5, 3958032), (6, 3298360), (8, 2473770), (10, 1979016), (12, 1649180), (13, 1522320), (15, 1319344), (16, 1236885), (20, 989508), (24, 824590), (26, 761160), (30, 659672), (39, 507440), (40, 494754), (48, 412295), (52, 380580), (60, 329836), (65, 304464), (78, 253720), (80, 247377), (104, 190290), (120, 164918), (130, 152232), (156, 126860), (195, 101488), (208, 95145), (240, 82459), (260, 76116), (312, 63430), (390, 50744), (520, 38058), (624, 31715), (780, 25372), (1040, 19029), (1560, 12686), (3120, 6343)]