30211760

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1567}}^1$

素因数の和:1821

約数の個数: 40

約数和(自身を含む): 70578816

約数和(自身を除く): 40367056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1567, 1928, 2410, 3134, 3856, 4820, 6268, 7835, 9640, 12536, 15670, 19280, 25072, 31340, 62680, 125360, 377647, 755294, 1510588, 1888235, 3021176, 3776470, 6042352, 7552940, 15105880, 30211760]

約数ペア:

[(1, 30211760), (2, 15105880), (4, 7552940), (5, 6042352), (8, 3776470), (10, 3021176), (16, 1888235), (20, 1510588), (40, 755294), (80, 377647), (241, 125360), (482, 62680), (964, 31340), (1205, 25072), (1567, 19280), (1928, 15670), (2410, 12536), (3134, 9640), (3856, 7835), (4820, 6268)]