1562940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 5001360

約数和(自身を除く): 3438420

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, 457, 570, 684, 855, 914, 1140, 1371, 1710, 1828, 2285, 2742, 3420, 4113, 4570, 5484, 6855, 8226, 8683, 9140, 13710, 16452, 17366, 20565, 26049, 27420, 34732, 41130, 43415, 52098, 78147, 82260, 86830, 104196, 130245, 156294, 173660, 260490, 312588, 390735, 520980, 781470, 1562940]

約数ペア:

[(1, 1562940), (2, 781470), (3, 520980), (4, 390735), (5, 312588), (6, 260490), (9, 173660), (10, 156294), (12, 130245), (15, 104196), (18, 86830), (19, 82260), (20, 78147), (30, 52098), (36, 43415), (38, 41130), (45, 34732), (57, 27420), (60, 26049), (76, 20565), (90, 17366), (95, 16452), (114, 13710), (171, 9140), (180, 8683), (190, 8226), (228, 6855), (285, 5484), (342, 4570), (380, 4113), (457, 3420), (570, 2742), (684, 2285), (855, 1828), (914, 1710), (1140, 1371)]