38239840

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1201}}^1$

素因数の和:1415

約数の個数: 48

約数和(自身を含む): 90871200

約数和(自身を除く): 52631360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1201, 1592, 1990, 2402, 3184, 3980, 4804, 6005, 6368, 7960, 9608, 12010, 15920, 19216, 24020, 31840, 38432, 48040, 96080, 192160, 238999, 477998, 955996, 1194995, 1911992, 2389990, 3823984, 4779980, 7647968, 9559960, 19119920, 38239840]

約数ペア:

[(1, 38239840), (2, 19119920), (4, 9559960), (5, 7647968), (8, 4779980), (10, 3823984), (16, 2389990), (20, 1911992), (32, 1194995), (40, 955996), (80, 477998), (160, 238999), (199, 192160), (398, 96080), (796, 48040), (995, 38432), (1201, 31840), (1592, 24020), (1990, 19216), (2402, 15920), (3184, 12010), (3980, 9608), (4804, 7960), (6005, 6368)]