404852120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{599}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 930744000

約数和(自身を除く): 525891880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 277, 305, 488, 554, 599, 610, 1108, 1198, 1220, 1385, 2216, 2396, 2440, 2770, 2995, 4792, 5540, 5990, 11080, 11980, 16897, 23960, 33794, 36539, 67588, 73078, 84485, 135176, 146156, 165923, 168970, 182695, 292312, 331846, 337940, 365390, 663692, 675880, 730780, 829615, 1327384, 1461560, 1659230, 3318460, 6636920, 10121303, 20242606, 40485212, 50606515, 80970424, 101213030, 202426060, 404852120]

約数ペア:

[(1, 404852120), (2, 202426060), (4, 101213030), (5, 80970424), (8, 50606515), (10, 40485212), (20, 20242606), (40, 10121303), (61, 6636920), (122, 3318460), (244, 1659230), (277, 1461560), (305, 1327384), (488, 829615), (554, 730780), (599, 675880), (610, 663692), (1108, 365390), (1198, 337940), (1220, 331846), (1385, 292312), (2216, 182695), (2396, 168970), (2440, 165923), (2770, 146156), (2995, 135176), (4792, 84485), (5540, 73078), (5990, 67588), (11080, 36539), (11980, 33794), (16897, 23960)]