6398820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1871}}^1$

素因数の和:1905

約数の個数: 72

約数和(自身を含む): 20442240

約数和(自身を除く): 14043420

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, 1871, 3420, 3742, 5613, 7484, 9355, 11226, 16839, 18710, 22452, 28065, 33678, 35549, 37420, 56130, 67356, 71098, 84195, 106647, 112260, 142196, 168390, 177745, 213294, 319941, 336780, 355490, 426588, 533235, 639882, 710980, 1066470, 1279764, 1599705, 2132940, 3199410, 6398820]

約数ペア:

[(1, 6398820), (2, 3199410), (3, 2132940), (4, 1599705), (5, 1279764), (6, 1066470), (9, 710980), (10, 639882), (12, 533235), (15, 426588), (18, 355490), (19, 336780), (20, 319941), (30, 213294), (36, 177745), (38, 168390), (45, 142196), (57, 112260), (60, 106647), (76, 84195), (90, 71098), (95, 67356), (114, 56130), (171, 37420), (180, 35549), (190, 33678), (228, 28065), (285, 22452), (342, 18710), (380, 16839), (570, 11226), (684, 9355), (855, 7484), (1140, 5613), (1710, 3742), (1871, 3420)]