15705012880

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{627197}}^1$

素因数の和:627523

約数の個数: 40

約数和(自身を含む): 36630871992

約数和(自身を除く): 20925859112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 5008, 6260, 12520, 25040, 627197, 1254394, 2508788, 3135985, 5017576, 6271970, 10035152, 12543940, 25087880, 50175760, 196312661, 392625322, 785250644, 981563305, 1570501288, 1963126610, 3141002576, 3926253220, 7852506440, 15705012880]

約数ペア:

[(1, 15705012880), (2, 7852506440), (4, 3926253220), (5, 3141002576), (8, 1963126610), (10, 1570501288), (16, 981563305), (20, 785250644), (40, 392625322), (80, 196312661), (313, 50175760), (626, 25087880), (1252, 12543940), (1565, 10035152), (2504, 6271970), (3130, 5017576), (5008, 3135985), (6260, 2508788), (12520, 1254394), (25040, 627197)]