11939220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3491}}^1$

素因数の和:3525

約数の個数: 72

約数和(自身を含む): 38132640

約数和(自身を除く): 26193420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 3491, 6982, 10473, 13964, 17455, 20946, 31419, 34910, 41892, 52365, 62838, 66329, 69820, 104730, 125676, 132658, 157095, 198987, 209460, 265316, 314190, 331645, 397974, 596961, 628380, 663290, 795948, 994935, 1193922, 1326580, 1989870, 2387844, 2984805, 3979740, 5969610, 11939220]

約数ペア:

[(1, 11939220), (2, 5969610), (3, 3979740), (4, 2984805), (5, 2387844), (6, 1989870), (9, 1326580), (10, 1193922), (12, 994935), (15, 795948), (18, 663290), (19, 628380), (20, 596961), (30, 397974), (36, 331645), (38, 314190), (45, 265316), (57, 209460), (60, 198987), (76, 157095), (90, 132658), (95, 125676), (114, 104730), (171, 69820), (180, 66329), (190, 62838), (228, 52365), (285, 41892), (342, 34910), (380, 31419), (570, 20946), (684, 17455), (855, 13964), (1140, 10473), (1710, 6982), (3420, 3491)]