400537732

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{20063}}^1$

素因数の和:20128

約数の個数: 48

約数和(自身を含む): 862912512

約数和(自身を除く): 462374780

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1426, 2852, 4991, 9982, 19964, 20063, 40126, 80252, 140441, 280882, 461449, 561764, 621953, 922898, 1243906, 1845796, 2487812, 3230143, 4353671, 6460286, 8707342, 12920572, 14304919, 17414684, 28609838, 57219676, 100134433, 200268866, 400537732]

約数ペア:

[(1, 400537732), (2, 200268866), (4, 100134433), (7, 57219676), (14, 28609838), (23, 17414684), (28, 14304919), (31, 12920572), (46, 8707342), (62, 6460286), (92, 4353671), (124, 3230143), (161, 2487812), (217, 1845796), (322, 1243906), (434, 922898), (644, 621953), (713, 561764), (868, 461449), (1426, 280882), (2852, 140441), (4991, 80252), (9982, 40126), (19964, 20063)]