868742140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{200171}}^1$

素因数の和:200218

約数の個数: 48

約数和(自身を含む): 2152249344

約数和(自身を除く): 1283507204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 200171, 400342, 800684, 1000855, 1401197, 2001710, 2802394, 4003420, 5604788, 6205301, 7005985, 12410602, 14011970, 24821204, 28023940, 31026505, 43437107, 62053010, 86874214, 124106020, 173748428, 217185535, 434371070, 868742140]

約数ペア:

[(1, 868742140), (2, 434371070), (4, 217185535), (5, 173748428), (7, 124106020), (10, 86874214), (14, 62053010), (20, 43437107), (28, 31026505), (31, 28023940), (35, 24821204), (62, 14011970), (70, 12410602), (124, 7005985), (140, 6205301), (155, 5604788), (217, 4003420), (310, 2802394), (434, 2001710), (620, 1401197), (868, 1000855), (1085, 800684), (2170, 400342), (4340, 200171)]