2019970160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{10169}}^1$

素因数の和:10386

約数の個数: 80

約数和(自身を含む): 5084674560

約数和(自身を除く): 3064704400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 191, 208, 260, 382, 520, 764, 955, 1040, 1528, 1910, 2483, 3056, 3820, 4966, 7640, 9932, 10169, 12415, 15280, 19864, 20338, 24830, 39728, 40676, 49660, 50845, 81352, 99320, 101690, 132197, 162704, 198640, 203380, 264394, 406760, 528788, 660985, 813520, 1057576, 1321970, 1942279, 2115152, 2643940, 3884558, 5287880, 7769116, 9711395, 10575760, 15538232, 19422790, 25249627, 31076464, 38845580, 50499254, 77691160, 100998508, 126248135, 155382320, 201997016, 252496270, 403994032, 504992540, 1009985080, 2019970160]

約数ペア:

[(1, 2019970160), (2, 1009985080), (4, 504992540), (5, 403994032), (8, 252496270), (10, 201997016), (13, 155382320), (16, 126248135), (20, 100998508), (26, 77691160), (40, 50499254), (52, 38845580), (65, 31076464), (80, 25249627), (104, 19422790), (130, 15538232), (191, 10575760), (208, 9711395), (260, 7769116), (382, 5287880), (520, 3884558), (764, 2643940), (955, 2115152), (1040, 1942279), (1528, 1321970), (1910, 1057576), (2483, 813520), (3056, 660985), (3820, 528788), (4966, 406760), (7640, 264394), (9932, 203380), (10169, 198640), (12415, 162704), (15280, 132197), (19864, 101690), (20338, 99320), (24830, 81352), (39728, 50845), (40676, 49660)]