30355820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4451}}^1$

素因数の和:4502

約数の個数: 48

約数和(自身を含む): 71801856

約数和(自身を除く): 41446036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4451, 6820, 8902, 17804, 22255, 44510, 48961, 89020, 97922, 137981, 195844, 244805, 275962, 489610, 551924, 689905, 979220, 1379810, 1517791, 2759620, 3035582, 6071164, 7588955, 15177910, 30355820]

約数ペア:

[(1, 30355820), (2, 15177910), (4, 7588955), (5, 6071164), (10, 3035582), (11, 2759620), (20, 1517791), (22, 1379810), (31, 979220), (44, 689905), (55, 551924), (62, 489610), (110, 275962), (124, 244805), (155, 195844), (220, 137981), (310, 97922), (341, 89020), (620, 48961), (682, 44510), (1364, 22255), (1705, 17804), (3410, 8902), (4451, 6820)]