20243747200

素因数分解:

$2^7\times 5^2\times {\mathrm{71}}^1\times {\mathrm{89101}}^1$

素因数の和:89196

約数の個数: 96

約数和(自身を含む): 50713294320

約数和(自身を除く): 30469547120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 128, 142, 160, 200, 284, 320, 355, 400, 568, 640, 710, 800, 1136, 1420, 1600, 1775, 2272, 2840, 3200, 3550, 4544, 5680, 7100, 9088, 11360, 14200, 22720, 28400, 45440, 56800, 89101, 113600, 178202, 227200, 356404, 445505, 712808, 891010, 1425616, 1782020, 2227525, 2851232, 3564040, 4455050, 5702464, 6326171, 7128080, 8910100, 11404928, 12652342, 14256160, 17820200, 25304684, 28512320, 31630855, 35640400, 50609368, 57024640, 63261710, 71280800, 101218736, 126523420, 142561600, 158154275, 202437472, 253046840, 285123200, 316308550, 404874944, 506093680, 632617100, 809749888, 1012187360, 1265234200, 2024374720, 2530468400, 4048749440, 5060936800, 10121873600, 20243747200]

約数ペア:

[(1, 20243747200), (2, 10121873600), (4, 5060936800), (5, 4048749440), (8, 2530468400), (10, 2024374720), (16, 1265234200), (20, 1012187360), (25, 809749888), (32, 632617100), (40, 506093680), (50, 404874944), (64, 316308550), (71, 285123200), (80, 253046840), (100, 202437472), (128, 158154275), (142, 142561600), (160, 126523420), (200, 101218736), (284, 71280800), (320, 63261710), (355, 57024640), (400, 50609368), (568, 35640400), (640, 31630855), (710, 28512320), (800, 25304684), (1136, 17820200), (1420, 14256160), (1600, 12652342), (1775, 11404928), (2272, 8910100), (2840, 7128080), (3200, 6326171), (3550, 5702464), (4544, 4455050), (5680, 3564040), (7100, 2851232), (9088, 2227525), (11360, 1782020), (14200, 1425616), (22720, 891010), (28400, 712808), (45440, 445505), (56800, 356404), (89101, 227200), (113600, 178202)]