394722070

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{1723}}^1$

素因数の和:2500

約数の個数: 32

約数和(自身を含む): 734837760

約数和(自身を除く): 340115690

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 739, 1478, 1723, 3446, 3695, 7390, 8615, 17230, 22909, 45818, 53413, 106826, 114545, 229090, 267065, 534130, 1273297, 2546594, 6366485, 12732970, 39472207, 78944414, 197361035, 394722070]

約数ペア:

[(1, 394722070), (2, 197361035), (5, 78944414), (10, 39472207), (31, 12732970), (62, 6366485), (155, 2546594), (310, 1273297), (739, 534130), (1478, 267065), (1723, 229090), (3446, 114545), (3695, 106826), (7390, 53413), (8615, 45818), (17230, 22909)]