17779020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{42331}}^1$

素因数の和:42350

約数の個数: 48

約数和(自身を含む): 56894208

約数和(自身を除く): 39115188

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, 42331, 84662, 126993, 169324, 211655, 253986, 296317, 423310, 507972, 592634, 634965, 846620, 888951, 1185268, 1269930, 1481585, 1777902, 2539860, 2963170, 3555804, 4444755, 5926340, 8889510, 17779020]

約数ペア:

[(1, 17779020), (2, 8889510), (3, 5926340), (4, 4444755), (5, 3555804), (6, 2963170), (7, 2539860), (10, 1777902), (12, 1481585), (14, 1269930), (15, 1185268), (20, 888951), (21, 846620), (28, 634965), (30, 592634), (35, 507972), (42, 423310), (60, 296317), (70, 253986), (84, 211655), (105, 169324), (140, 126993), (210, 84662), (420, 42331)]