77593780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20747}}^1$

素因数の和:20784

約数の個数: 48

約数和(自身を含む): 188225856

約数和(自身を除く): 110632076

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 20747, 41494, 82988, 103735, 207470, 228217, 352699, 414940, 456434, 705398, 912868, 1141085, 1410796, 1763495, 2282170, 3526990, 3879689, 4564340, 7053980, 7759378, 15518756, 19398445, 38796890, 77593780]

約数ペア:

[(1, 77593780), (2, 38796890), (4, 19398445), (5, 15518756), (10, 7759378), (11, 7053980), (17, 4564340), (20, 3879689), (22, 3526990), (34, 2282170), (44, 1763495), (55, 1410796), (68, 1141085), (85, 912868), (110, 705398), (170, 456434), (187, 414940), (220, 352699), (340, 228217), (374, 207470), (748, 103735), (935, 82988), (1870, 41494), (3740, 20747)]