84819140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7669}}^1$

素因数の和:7764

約数の個数: 48

約数和(自身を含む): 206169600

約数和(自身を除く): 121350460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 7669, 11060, 15338, 30676, 38345, 53683, 76690, 107366, 153380, 214732, 268415, 536830, 605851, 1073660, 1211702, 2423404, 3029255, 4240957, 6058510, 8481914, 12117020, 16963828, 21204785, 42409570, 84819140]

約数ペア:

[(1, 84819140), (2, 42409570), (4, 21204785), (5, 16963828), (7, 12117020), (10, 8481914), (14, 6058510), (20, 4240957), (28, 3029255), (35, 2423404), (70, 1211702), (79, 1073660), (140, 605851), (158, 536830), (316, 268415), (395, 214732), (553, 153380), (790, 107366), (1106, 76690), (1580, 53683), (2212, 38345), (2765, 30676), (5530, 15338), (7669, 11060)]