394440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 1252800

約数和(自身を除く): 858360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 173, 190, 228, 285, 346, 380, 456, 519, 570, 692, 760, 865, 1038, 1140, 1384, 1730, 2076, 2280, 2595, 3287, 3460, 4152, 5190, 6574, 6920, 9861, 10380, 13148, 16435, 19722, 20760, 26296, 32870, 39444, 49305, 65740, 78888, 98610, 131480, 197220, 394440]

約数ペア:

[(1, 394440), (2, 197220), (3, 131480), (4, 98610), (5, 78888), (6, 65740), (8, 49305), (10, 39444), (12, 32870), (15, 26296), (19, 20760), (20, 19722), (24, 16435), (30, 13148), (38, 10380), (40, 9861), (57, 6920), (60, 6574), (76, 5190), (95, 4152), (114, 3460), (120, 3287), (152, 2595), (173, 2280), (190, 2076), (228, 1730), (285, 1384), (346, 1140), (380, 1038), (456, 865), (519, 760), (570, 692)]