49142440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39631}}^1$

素因数の和:39673

約数の個数: 32

約数和(自身を含む): 114140160

約数和(自身を除く): 64997720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 39631, 79262, 158524, 198155, 317048, 396310, 792620, 1228561, 1585240, 2457122, 4914244, 6142805, 9828488, 12285610, 24571220, 49142440]

約数ペア:

[(1, 49142440), (2, 24571220), (4, 12285610), (5, 9828488), (8, 6142805), (10, 4914244), (20, 2457122), (31, 1585240), (40, 1228561), (62, 792620), (124, 396310), (155, 317048), (248, 198155), (310, 158524), (620, 79262), (1240, 39631)]