18407760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{10957}}^1$

素因数の和:10980

約数の個数: 80

約数和(自身を含む): 65222016

約数和(自身を除く): 46814256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 10957, 21914, 32871, 43828, 54785, 65742, 76699, 87656, 109570, 131484, 153398, 164355, 175312, 219140, 230097, 262968, 306796, 328710, 383495, 438280, 460194, 525936, 613592, 657420, 766990, 876560, 920388, 1150485, 1227184, 1314840, 1533980, 1840776, 2300970, 2629680, 3067960, 3681552, 4601940, 6135920, 9203880, 18407760]

約数ペア:

[(1, 18407760), (2, 9203880), (3, 6135920), (4, 4601940), (5, 3681552), (6, 3067960), (7, 2629680), (8, 2300970), (10, 1840776), (12, 1533980), (14, 1314840), (15, 1227184), (16, 1150485), (20, 920388), (21, 876560), (24, 766990), (28, 657420), (30, 613592), (35, 525936), (40, 460194), (42, 438280), (48, 383495), (56, 328710), (60, 306796), (70, 262968), (80, 230097), (84, 219140), (105, 175312), (112, 164355), (120, 153398), (140, 131484), (168, 109570), (210, 87656), (240, 76699), (280, 65742), (336, 54785), (420, 43828), (560, 32871), (840, 21914), (1680, 10957)]