2016961640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{12043}}^1$

素因数の和:12186

約数の個数: 64

約数和(自身を含む): 4682707200

約数和(自身を除く): 2665745560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 79, 106, 158, 212, 265, 316, 395, 424, 530, 632, 790, 1060, 1580, 2120, 3160, 4187, 8374, 12043, 16748, 20935, 24086, 33496, 41870, 48172, 60215, 83740, 96344, 120430, 167480, 240860, 481720, 638279, 951397, 1276558, 1902794, 2553116, 3191395, 3805588, 4756985, 5106232, 6382790, 7611176, 9513970, 12765580, 19027940, 25531160, 38055880, 50424041, 100848082, 201696164, 252120205, 403392328, 504240410, 1008480820, 2016961640]

約数ペア:

[(1, 2016961640), (2, 1008480820), (4, 504240410), (5, 403392328), (8, 252120205), (10, 201696164), (20, 100848082), (40, 50424041), (53, 38055880), (79, 25531160), (106, 19027940), (158, 12765580), (212, 9513970), (265, 7611176), (316, 6382790), (395, 5106232), (424, 4756985), (530, 3805588), (632, 3191395), (790, 2553116), (1060, 1902794), (1580, 1276558), (2120, 951397), (3160, 638279), (4187, 481720), (8374, 240860), (12043, 167480), (16748, 120430), (20935, 96344), (24086, 83740), (33496, 60215), (41870, 48172)]