111618920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20981}}^1$

素因数の和:21018

約数の個数: 64

約数和(自身を含む): 302140800

約数和(自身を除く): 190521880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 20981, 41962, 83924, 104905, 146867, 167848, 209810, 293734, 398639, 419620, 587468, 734335, 797278, 839240, 1174936, 1468670, 1594556, 1993195, 2790473, 2937340, 3189112, 3986390, 5580946, 5874680, 7972780, 11161892, 13952365, 15945560, 22323784, 27904730, 55809460, 111618920]

約数ペア:

[(1, 111618920), (2, 55809460), (4, 27904730), (5, 22323784), (7, 15945560), (8, 13952365), (10, 11161892), (14, 7972780), (19, 5874680), (20, 5580946), (28, 3986390), (35, 3189112), (38, 2937340), (40, 2790473), (56, 1993195), (70, 1594556), (76, 1468670), (95, 1174936), (133, 839240), (140, 797278), (152, 734335), (190, 587468), (266, 419620), (280, 398639), (380, 293734), (532, 209810), (665, 167848), (760, 146867), (1064, 104905), (1330, 83924), (2660, 41962), (5320, 20981)]