18712920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9173}}^1$

素因数の和:9204

約数の個数: 64

約数和(自身を含む): 59447520

約数和(自身を除く): 40734600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9173, 18346, 27519, 36692, 45865, 55038, 73384, 91730, 110076, 137595, 155941, 183460, 220152, 275190, 311882, 366920, 467823, 550380, 623764, 779705, 935646, 1100760, 1247528, 1559410, 1871292, 2339115, 3118820, 3742584, 4678230, 6237640, 9356460, 18712920]

約数ペア:

[(1, 18712920), (2, 9356460), (3, 6237640), (4, 4678230), (5, 3742584), (6, 3118820), (8, 2339115), (10, 1871292), (12, 1559410), (15, 1247528), (17, 1100760), (20, 935646), (24, 779705), (30, 623764), (34, 550380), (40, 467823), (51, 366920), (60, 311882), (68, 275190), (85, 220152), (102, 183460), (120, 155941), (136, 137595), (170, 110076), (204, 91730), (255, 73384), (340, 55038), (408, 45865), (510, 36692), (680, 27519), (1020, 18346), (2040, 9173)]