38478420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11251}}^1$

素因数の和:11285

約数の個数: 72

約数和(自身を含む): 122871840

約数和(自身を除く): 84393420

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, 11251, 22502, 33753, 45004, 56255, 67506, 101259, 112510, 135012, 168765, 202518, 213769, 225020, 337530, 405036, 427538, 506295, 641307, 675060, 855076, 1012590, 1068845, 1282614, 1923921, 2025180, 2137690, 2565228, 3206535, 3847842, 4275380, 6413070, 7695684, 9619605, 12826140, 19239210, 38478420]

約数ペア:

[(1, 38478420), (2, 19239210), (3, 12826140), (4, 9619605), (5, 7695684), (6, 6413070), (9, 4275380), (10, 3847842), (12, 3206535), (15, 2565228), (18, 2137690), (19, 2025180), (20, 1923921), (30, 1282614), (36, 1068845), (38, 1012590), (45, 855076), (57, 675060), (60, 641307), (76, 506295), (90, 427538), (95, 405036), (114, 337530), (171, 225020), (180, 213769), (190, 202518), (228, 168765), (285, 135012), (342, 112510), (380, 101259), (570, 67506), (684, 56255), (855, 45004), (1140, 33753), (1710, 22502), (3420, 11251)]