4520180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 11007360

約数和(自身を除く): 6487180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 389, 415, 581, 778, 830, 1162, 1556, 1660, 1945, 2324, 2723, 2905, 3890, 5446, 5810, 7780, 10892, 11620, 13615, 27230, 32287, 54460, 64574, 129148, 161435, 226009, 322870, 452018, 645740, 904036, 1130045, 2260090, 4520180]

約数ペア:

[(1, 4520180), (2, 2260090), (4, 1130045), (5, 904036), (7, 645740), (10, 452018), (14, 322870), (20, 226009), (28, 161435), (35, 129148), (70, 64574), (83, 54460), (140, 32287), (166, 27230), (332, 13615), (389, 11620), (415, 10892), (581, 7780), (778, 5810), (830, 5446), (1162, 3890), (1556, 2905), (1660, 2723), (1945, 2324)]