1269890080

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{417727}}^1$

素因数の和:417761

約数の個数: 48

約数和(自身を含む): 3158023680

約数和(自身を除く): 1888133600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 417727, 835454, 1670908, 2088635, 3341816, 4177270, 6683632, 7936813, 8354540, 13367264, 15873626, 16709080, 31747252, 33418160, 39684065, 63494504, 66836320, 79368130, 126989008, 158736260, 253978016, 317472520, 634945040, 1269890080]

約数ペア:

[(1, 1269890080), (2, 634945040), (4, 317472520), (5, 253978016), (8, 158736260), (10, 126989008), (16, 79368130), (19, 66836320), (20, 63494504), (32, 39684065), (38, 33418160), (40, 31747252), (76, 16709080), (80, 15873626), (95, 13367264), (152, 8354540), (160, 7936813), (190, 6683632), (304, 4177270), (380, 3341816), (608, 2088635), (760, 1670908), (1520, 835454), (3040, 417727)]