26528940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7757}}^1$

素因数の和:7791

約数の個数: 72

約数和(自身を含む): 84717360

約数和(自身を除く): 58188420

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, 7757, 15514, 23271, 31028, 38785, 46542, 69813, 77570, 93084, 116355, 139626, 147383, 155140, 232710, 279252, 294766, 349065, 442149, 465420, 589532, 698130, 736915, 884298, 1326447, 1396260, 1473830, 1768596, 2210745, 2652894, 2947660, 4421490, 5305788, 6632235, 8842980, 13264470, 26528940]

約数ペア:

[(1, 26528940), (2, 13264470), (3, 8842980), (4, 6632235), (5, 5305788), (6, 4421490), (9, 2947660), (10, 2652894), (12, 2210745), (15, 1768596), (18, 1473830), (19, 1396260), (20, 1326447), (30, 884298), (36, 736915), (38, 698130), (45, 589532), (57, 465420), (60, 442149), (76, 349065), (90, 294766), (95, 279252), (114, 232710), (171, 155140), (180, 147383), (190, 139626), (228, 116355), (285, 93084), (342, 77570), (380, 69813), (570, 46542), (684, 38785), (855, 31028), (1140, 23271), (1710, 15514), (3420, 7757)]