210756820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{26951}}^1$

素因数の和:27000

約数の個数: 48

約数和(自身を含む): 489017088

約数和(自身を除く): 278260268

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 26951, 53902, 107804, 134755, 269510, 458167, 539020, 619873, 916334, 1239746, 1832668, 2290835, 2479492, 3099365, 4581670, 6198730, 9163340, 10537841, 12397460, 21075682, 42151364, 52689205, 105378410, 210756820]

約数ペア:

[(1, 210756820), (2, 105378410), (4, 52689205), (5, 42151364), (10, 21075682), (17, 12397460), (20, 10537841), (23, 9163340), (34, 6198730), (46, 4581670), (68, 3099365), (85, 2479492), (92, 2290835), (115, 1832668), (170, 1239746), (230, 916334), (340, 619873), (391, 539020), (460, 458167), (782, 269510), (1564, 134755), (1955, 107804), (3910, 53902), (7820, 26951)]