30999070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 61008768

約数和(自身を除く): 30009698

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 277, 310, 361, 554, 589, 722, 1178, 1385, 1805, 2770, 2945, 3610, 5263, 5890, 8587, 10526, 11191, 17174, 22382, 26315, 42935, 52630, 55955, 85870, 99997, 111910, 163153, 199994, 326306, 499985, 815765, 999970, 1631530, 3099907, 6199814, 15499535, 30999070]

約数ペア:

[(1, 30999070), (2, 15499535), (5, 6199814), (10, 3099907), (19, 1631530), (31, 999970), (38, 815765), (62, 499985), (95, 326306), (155, 199994), (190, 163153), (277, 111910), (310, 99997), (361, 85870), (554, 55955), (589, 52630), (722, 42935), (1178, 26315), (1385, 22382), (1805, 17174), (2770, 11191), (2945, 10526), (3610, 8587), (5263, 5890)]