1257290560

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{126743}}^1$

素因数の和:126791

約数の個数: 56

約数和(自身を含む): 3090525696

約数和(自身を除く): 1833235136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 126743, 253486, 506972, 633715, 1013944, 1267430, 2027888, 2534860, 3929033, 4055776, 5069720, 7858066, 8111552, 10139440, 15716132, 19645165, 20278880, 31432264, 39290330, 40557760, 62864528, 78580660, 125729056, 157161320, 251458112, 314322640, 628645280, 1257290560]

約数ペア:

[(1, 1257290560), (2, 628645280), (4, 314322640), (5, 251458112), (8, 157161320), (10, 125729056), (16, 78580660), (20, 62864528), (31, 40557760), (32, 39290330), (40, 31432264), (62, 20278880), (64, 19645165), (80, 15716132), (124, 10139440), (155, 8111552), (160, 7858066), (248, 5069720), (310, 4055776), (320, 3929033), (496, 2534860), (620, 2027888), (992, 1267430), (1240, 1013944), (1984, 633715), (2480, 506972), (4960, 253486), (9920, 126743)]