8439420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1$

素因数の和:715

約数の個数: 96

約数和(自身を含む): 27175680

約数和(自身を除く): 18736260

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 673, 836, 1045, 1140, 1254, 1346, 2019, 2090, 2508, 2692, 3135, 3365, 4038, 4180, 6270, 6730, 7403, 8076, 10095, 12540, 12787, 13460, 14806, 20190, 22209, 25574, 29612, 37015, 38361, 40380, 44418, 51148, 63935, 74030, 76722, 88836, 111045, 127870, 140657, 148060, 153444, 191805, 222090, 255740, 281314, 383610, 421971, 444180, 562628, 703285, 767220, 843942, 1406570, 1687884, 2109855, 2813140, 4219710, 8439420]

約数ペア:

[(1, 8439420), (2, 4219710), (3, 2813140), (4, 2109855), (5, 1687884), (6, 1406570), (10, 843942), (11, 767220), (12, 703285), (15, 562628), (19, 444180), (20, 421971), (22, 383610), (30, 281314), (33, 255740), (38, 222090), (44, 191805), (55, 153444), (57, 148060), (60, 140657), (66, 127870), (76, 111045), (95, 88836), (110, 76722), (114, 74030), (132, 63935), (165, 51148), (190, 44418), (209, 40380), (220, 38361), (228, 37015), (285, 29612), (330, 25574), (380, 22209), (418, 20190), (570, 14806), (627, 13460), (660, 12787), (673, 12540), (836, 10095), (1045, 8076), (1140, 7403), (1254, 6730), (1346, 6270), (2019, 4180), (2090, 4038), (2508, 3365), (2692, 3135)]