40507460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3251}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 98340480

約数和(自身を除く): 57833020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 3251, 6230, 6502, 12460, 13004, 16255, 22757, 32510, 45514, 65020, 91028, 113785, 227570, 289339, 455140, 578678, 1157356, 1446695, 2025373, 2893390, 4050746, 5786780, 8101492, 10126865, 20253730, 40507460]

約数ペア:

[(1, 40507460), (2, 20253730), (4, 10126865), (5, 8101492), (7, 5786780), (10, 4050746), (14, 2893390), (20, 2025373), (28, 1446695), (35, 1157356), (70, 578678), (89, 455140), (140, 289339), (178, 227570), (356, 113785), (445, 91028), (623, 65020), (890, 45514), (1246, 32510), (1780, 22757), (2492, 16255), (3115, 13004), (3251, 12460), (6230, 6502)]