19427220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2917}}^1$

素因数の和:2969

約数の個数: 72

約数和(自身を含む): 60542664

約数和(自身を除く): 41115444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 2917, 3330, 5834, 6660, 8751, 11668, 14585, 17502, 26253, 29170, 35004, 43755, 52506, 58340, 87510, 105012, 107929, 131265, 175020, 215858, 262530, 323787, 431716, 525060, 539645, 647574, 971361, 1079290, 1295148, 1618935, 1942722, 2158580, 3237870, 3885444, 4856805, 6475740, 9713610, 19427220]

約数ペア:

[(1, 19427220), (2, 9713610), (3, 6475740), (4, 4856805), (5, 3885444), (6, 3237870), (9, 2158580), (10, 1942722), (12, 1618935), (15, 1295148), (18, 1079290), (20, 971361), (30, 647574), (36, 539645), (37, 525060), (45, 431716), (60, 323787), (74, 262530), (90, 215858), (111, 175020), (148, 131265), (180, 107929), (185, 105012), (222, 87510), (333, 58340), (370, 52506), (444, 43755), (555, 35004), (666, 29170), (740, 26253), (1110, 17502), (1332, 14585), (1665, 11668), (2220, 8751), (2917, 6660), (3330, 5834)]