30128080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22153}}^1$

素因数の和:22183

約数の個数: 40

約数和(自身を含む): 74171592

約数和(自身を除く): 44043512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 22153, 44306, 88612, 110765, 177224, 221530, 354448, 376601, 443060, 753202, 886120, 1506404, 1772240, 1883005, 3012808, 3766010, 6025616, 7532020, 15064040, 30128080]

約数ペア:

[(1, 30128080), (2, 15064040), (4, 7532020), (5, 6025616), (8, 3766010), (10, 3012808), (16, 1883005), (17, 1772240), (20, 1506404), (34, 886120), (40, 753202), (68, 443060), (80, 376601), (85, 354448), (136, 221530), (170, 177224), (272, 110765), (340, 88612), (680, 44306), (1360, 22153)]