7013860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 18184824

約数和(自身を除く): 11170964

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 421, 476, 490, 595, 833, 842, 980, 1190, 1666, 1684, 2105, 2380, 2947, 3332, 4165, 4210, 5894, 7157, 8330, 8420, 11788, 14314, 14735, 16660, 20629, 28628, 29470, 35785, 41258, 50099, 58940, 71570, 82516, 100198, 103145, 143140, 200396, 206290, 250495, 350693, 412580, 500990, 701386, 1001980, 1402772, 1753465, 3506930, 7013860]

約数ペア:

[(1, 7013860), (2, 3506930), (4, 1753465), (5, 1402772), (7, 1001980), (10, 701386), (14, 500990), (17, 412580), (20, 350693), (28, 250495), (34, 206290), (35, 200396), (49, 143140), (68, 103145), (70, 100198), (85, 82516), (98, 71570), (119, 58940), (140, 50099), (170, 41258), (196, 35785), (238, 29470), (245, 28628), (340, 20629), (421, 16660), (476, 14735), (490, 14314), (595, 11788), (833, 8420), (842, 8330), (980, 7157), (1190, 5894), (1666, 4210), (1684, 4165), (2105, 3332), (2380, 2947)]