19847430

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 80

約数和(自身を含む): 54101520

約数和(自身を除く): 34254090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 107, 135, 162, 214, 229, 270, 321, 405, 458, 535, 642, 687, 810, 963, 1070, 1145, 1374, 1605, 1926, 2061, 2290, 2889, 3210, 3435, 4122, 4815, 5778, 6183, 6870, 8667, 9630, 10305, 12366, 14445, 17334, 18549, 20610, 24503, 28890, 30915, 37098, 43335, 49006, 61830, 73509, 86670, 92745, 122515, 147018, 185490, 220527, 245030, 367545, 441054, 661581, 735090, 1102635, 1323162, 1984743, 2205270, 3307905, 3969486, 6615810, 9923715, 19847430]

約数ペア:

[(1, 19847430), (2, 9923715), (3, 6615810), (5, 3969486), (6, 3307905), (9, 2205270), (10, 1984743), (15, 1323162), (18, 1102635), (27, 735090), (30, 661581), (45, 441054), (54, 367545), (81, 245030), (90, 220527), (107, 185490), (135, 147018), (162, 122515), (214, 92745), (229, 86670), (270, 73509), (321, 61830), (405, 49006), (458, 43335), (535, 37098), (642, 30915), (687, 28890), (810, 24503), (963, 20610), (1070, 18549), (1145, 17334), (1374, 14445), (1605, 12366), (1926, 10305), (2061, 9630), (2290, 8667), (2889, 6870), (3210, 6183), (3435, 5778), (4122, 4815)]