20101200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{2393}}^1$

素因数の和:2421

約数の個数: 120

約数和(自身を含む): 73620288

約数和(自身を除く): 53519088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2393, 2800, 4200, 4786, 7179, 8400, 9572, 11965, 14358, 16751, 19144, 23930, 28716, 33502, 35895, 38288, 47860, 50253, 57432, 59825, 67004, 71790, 83755, 95720, 100506, 114864, 119650, 134008, 143580, 167510, 179475, 191440, 201012, 239300, 251265, 268016, 287160, 335020, 358950, 402024, 418775, 478600, 502530, 574320, 670040, 717900, 804048, 837550, 957200, 1005060, 1256325, 1340080, 1435800, 1675100, 2010120, 2512650, 2871600, 3350200, 4020240, 5025300, 6700400, 10050600, 20101200]

約数ペア:

[(1, 20101200), (2, 10050600), (3, 6700400), (4, 5025300), (5, 4020240), (6, 3350200), (7, 2871600), (8, 2512650), (10, 2010120), (12, 1675100), (14, 1435800), (15, 1340080), (16, 1256325), (20, 1005060), (21, 957200), (24, 837550), (25, 804048), (28, 717900), (30, 670040), (35, 574320), (40, 502530), (42, 478600), (48, 418775), (50, 402024), (56, 358950), (60, 335020), (70, 287160), (75, 268016), (80, 251265), (84, 239300), (100, 201012), (105, 191440), (112, 179475), (120, 167510), (140, 143580), (150, 134008), (168, 119650), (175, 114864), (200, 100506), (210, 95720), (240, 83755), (280, 71790), (300, 67004), (336, 59825), (350, 57432), (400, 50253), (420, 47860), (525, 38288), (560, 35895), (600, 33502), (700, 28716), (840, 23930), (1050, 19144), (1200, 16751), (1400, 14358), (1680, 11965), (2100, 9572), (2393, 8400), (2800, 7179), (4200, 4786)]