20446800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1549}}^1$

素因数の和:1581

約数の個数: 120

約数和(自身を含む): 71498400

約数和(自身を除く): 51051600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 132, 150, 165, 176, 200, 220, 240, 264, 275, 300, 330, 400, 440, 528, 550, 600, 660, 825, 880, 1100, 1200, 1320, 1549, 1650, 2200, 2640, 3098, 3300, 4400, 4647, 6196, 6600, 7745, 9294, 12392, 13200, 15490, 17039, 18588, 23235, 24784, 30980, 34078, 37176, 38725, 46470, 51117, 61960, 68156, 74352, 77450, 85195, 92940, 102234, 116175, 123920, 136312, 154900, 170390, 185880, 204468, 232350, 255585, 272624, 309800, 340780, 371760, 408936, 425975, 464700, 511170, 619600, 681560, 817872, 851950, 929400, 1022340, 1277925, 1363120, 1703900, 1858800, 2044680, 2555850, 3407800, 4089360, 5111700, 6815600, 10223400, 20446800]

約数ペア:

[(1, 20446800), (2, 10223400), (3, 6815600), (4, 5111700), (5, 4089360), (6, 3407800), (8, 2555850), (10, 2044680), (11, 1858800), (12, 1703900), (15, 1363120), (16, 1277925), (20, 1022340), (22, 929400), (24, 851950), (25, 817872), (30, 681560), (33, 619600), (40, 511170), (44, 464700), (48, 425975), (50, 408936), (55, 371760), (60, 340780), (66, 309800), (75, 272624), (80, 255585), (88, 232350), (100, 204468), (110, 185880), (120, 170390), (132, 154900), (150, 136312), (165, 123920), (176, 116175), (200, 102234), (220, 92940), (240, 85195), (264, 77450), (275, 74352), (300, 68156), (330, 61960), (400, 51117), (440, 46470), (528, 38725), (550, 37176), (600, 34078), (660, 30980), (825, 24784), (880, 23235), (1100, 18588), (1200, 17039), (1320, 15490), (1549, 13200), (1650, 12392), (2200, 9294), (2640, 7745), (3098, 6600), (3300, 6196), (4400, 4647)]