42777440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15727}}^1$

素因数の和:15759

約数の個数: 48

約数和(自身を含む): 107013312

約数和(自身を除く): 64235872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 15727, 31454, 62908, 78635, 125816, 157270, 251632, 267359, 314540, 503264, 534718, 629080, 1069436, 1258160, 1336795, 2138872, 2516320, 2673590, 4277744, 5347180, 8555488, 10694360, 21388720, 42777440]

約数ペア:

[(1, 42777440), (2, 21388720), (4, 10694360), (5, 8555488), (8, 5347180), (10, 4277744), (16, 2673590), (17, 2516320), (20, 2138872), (32, 1336795), (34, 1258160), (40, 1069436), (68, 629080), (80, 534718), (85, 503264), (136, 314540), (160, 267359), (170, 251632), (272, 157270), (340, 125816), (544, 78635), (680, 62908), (1360, 31454), (2720, 15727)]