252174920

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{23971}}^1$

素因数の和:24245

約数の個数: 32

約数和(自身を含む): 569574720

約数和(自身を除く): 317399800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 23971, 47942, 95884, 119855, 191768, 239710, 479420, 958840, 6304373, 12608746, 25217492, 31521865, 50434984, 63043730, 126087460, 252174920]

約数ペア:

[(1, 252174920), (2, 126087460), (4, 63043730), (5, 50434984), (8, 31521865), (10, 25217492), (20, 12608746), (40, 6304373), (263, 958840), (526, 479420), (1052, 239710), (1315, 191768), (2104, 119855), (2630, 95884), (5260, 47942), (10520, 23971)]