84689840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55717}}^1$

素因数の和:55749

約数の個数: 40

約数和(自身を含む): 207270960

約数和(自身を除く): 122581120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 55717, 111434, 222868, 278585, 445736, 557170, 891472, 1058623, 1114340, 2117246, 2228680, 4234492, 4457360, 5293115, 8468984, 10586230, 16937968, 21172460, 42344920, 84689840]

約数ペア:

[(1, 84689840), (2, 42344920), (4, 21172460), (5, 16937968), (8, 10586230), (10, 8468984), (16, 5293115), (19, 4457360), (20, 4234492), (38, 2228680), (40, 2117246), (76, 1114340), (80, 1058623), (95, 891472), (152, 557170), (190, 445736), (304, 278585), (380, 222868), (760, 111434), (1520, 55717)]