2007020120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 5248195200

約数和(自身を除く): 3241175080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 229, 277, 280, 452, 458, 554, 565, 791, 904, 916, 1108, 1130, 1145, 1385, 1582, 1603, 1832, 1939, 2216, 2260, 2290, 2770, 3164, 3206, 3878, 3955, 4520, 4580, 5540, 6328, 6412, 7756, 7910, 8015, 9160, 9695, 11080, 12824, 15512, 15820, 16030, 19390, 25877, 31301, 31640, 32060, 38780, 51754, 62602, 63433, 64120, 77560, 103508, 125204, 126866, 129385, 156505, 181139, 207016, 219107, 250408, 253732, 258770, 313010, 317165, 362278, 438214, 444031, 507464, 517540, 626020, 634330, 724556, 876428, 888062, 905695, 1035080, 1095535, 1252040, 1268660, 1449112, 1752856, 1776124, 1811390, 2191070, 2220155, 2537320, 3552248, 3622780, 4382140, 4440310, 7167929, 7245560, 8764280, 8880620, 14335858, 17761240, 28671716, 35839645, 50175503, 57343432, 71679290, 100351006, 143358580, 200702012, 250877515, 286717160, 401404024, 501755030, 1003510060, 2007020120]

約数ペア:

[(1, 2007020120), (2, 1003510060), (4, 501755030), (5, 401404024), (7, 286717160), (8, 250877515), (10, 200702012), (14, 143358580), (20, 100351006), (28, 71679290), (35, 57343432), (40, 50175503), (56, 35839645), (70, 28671716), (113, 17761240), (140, 14335858), (226, 8880620), (229, 8764280), (277, 7245560), (280, 7167929), (452, 4440310), (458, 4382140), (554, 3622780), (565, 3552248), (791, 2537320), (904, 2220155), (916, 2191070), (1108, 1811390), (1130, 1776124), (1145, 1752856), (1385, 1449112), (1582, 1268660), (1603, 1252040), (1832, 1095535), (1939, 1035080), (2216, 905695), (2260, 888062), (2290, 876428), (2770, 724556), (3164, 634330), (3206, 626020), (3878, 517540), (3955, 507464), (4520, 444031), (4580, 438214), (5540, 362278), (6328, 317165), (6412, 313010), (7756, 258770), (7910, 253732), (8015, 250408), (9160, 219107), (9695, 207016), (11080, 181139), (12824, 156505), (15512, 129385), (15820, 126866), (16030, 125204), (19390, 103508), (25877, 77560), (31301, 64120), (31640, 63433), (32060, 62602), (38780, 51754)]