420740688

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{213791}}^1$

素因数の和:213843

約数の個数: 40

約数和(自身を含む): 1113428736

約数和(自身を除く): 692688048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 213791, 427582, 641373, 855164, 1282746, 1710328, 2565492, 3420656, 5130984, 8765431, 10261968, 17530862, 26296293, 35061724, 52592586, 70123448, 105185172, 140246896, 210370344, 420740688]

約数ペア:

[(1, 420740688), (2, 210370344), (3, 140246896), (4, 105185172), (6, 70123448), (8, 52592586), (12, 35061724), (16, 26296293), (24, 17530862), (41, 10261968), (48, 8765431), (82, 5130984), (123, 3420656), (164, 2565492), (246, 1710328), (328, 1282746), (492, 855164), (656, 641373), (984, 427582), (1968, 213791)]