379252020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{902981}}^1$

素因数の和:903000

約数の個数: 48

約数和(自身を含む): 1213607808

約数和(自身を除く): 834355788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 902981, 1805962, 2708943, 3611924, 4514905, 5417886, 6320867, 9029810, 10835772, 12641734, 13544715, 18059620, 18962601, 25283468, 27089430, 31604335, 37925202, 54178860, 63208670, 75850404, 94813005, 126417340, 189626010, 379252020]

約数ペア:

[(1, 379252020), (2, 189626010), (3, 126417340), (4, 94813005), (5, 75850404), (6, 63208670), (7, 54178860), (10, 37925202), (12, 31604335), (14, 27089430), (15, 25283468), (20, 18962601), (21, 18059620), (28, 13544715), (30, 12641734), (35, 10835772), (42, 9029810), (60, 6320867), (70, 5417886), (84, 4514905), (105, 3611924), (140, 2708943), (210, 1805962), (420, 902981)]