40676620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 88260480

約数和(自身を除く): 47583860

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 109, 188, 218, 235, 397, 436, 470, 545, 794, 940, 1090, 1588, 1985, 2180, 3970, 5123, 7940, 10246, 18659, 20492, 25615, 37318, 43273, 51230, 74636, 86546, 93295, 102460, 173092, 186590, 216365, 373180, 432730, 865460, 2033831, 4067662, 8135324, 10169155, 20338310, 40676620]

約数ペア:

[(1, 40676620), (2, 20338310), (4, 10169155), (5, 8135324), (10, 4067662), (20, 2033831), (47, 865460), (94, 432730), (109, 373180), (188, 216365), (218, 186590), (235, 173092), (397, 102460), (436, 93295), (470, 86546), (545, 74636), (794, 51230), (940, 43273), (1090, 37318), (1588, 25615), (1985, 20492), (2180, 18659), (3970, 10246), (5123, 7940)]