4020240

素因数分解:

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

素因数の和:2416

約数の個数: 80

約数和(自身を含む): 14249088

約数和(自身を除く): 10228848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 2393, 4786, 7179, 9572, 11965, 14358, 16751, 19144, 23930, 28716, 33502, 35895, 38288, 47860, 50253, 57432, 67004, 71790, 83755, 95720, 100506, 114864, 134008, 143580, 167510, 191440, 201012, 251265, 268016, 287160, 335020, 402024, 502530, 574320, 670040, 804048, 1005060, 1340080, 2010120, 4020240]

約数ペア:

[(1, 4020240), (2, 2010120), (3, 1340080), (4, 1005060), (5, 804048), (6, 670040), (7, 574320), (8, 502530), (10, 402024), (12, 335020), (14, 287160), (15, 268016), (16, 251265), (20, 201012), (21, 191440), (24, 167510), (28, 143580), (30, 134008), (35, 114864), (40, 100506), (42, 95720), (48, 83755), (56, 71790), (60, 67004), (70, 57432), (80, 50253), (84, 47860), (105, 38288), (112, 35895), (120, 33502), (140, 28716), (168, 23930), (210, 19144), (240, 16751), (280, 14358), (336, 11965), (420, 9572), (560, 7179), (840, 4786), (1680, 2393)]