18286980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4549}}^1$

素因数の和:4628

約数の個数: 48

約数和(自身を含む): 51979200

約数和(自身を除く): 33692220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 4549, 9098, 13647, 18196, 22745, 27294, 45490, 54588, 68235, 90980, 136470, 272940, 304783, 609566, 914349, 1219132, 1523915, 1828698, 3047830, 3657396, 4571745, 6095660, 9143490, 18286980]

約数ペア:

[(1, 18286980), (2, 9143490), (3, 6095660), (4, 4571745), (5, 3657396), (6, 3047830), (10, 1828698), (12, 1523915), (15, 1219132), (20, 914349), (30, 609566), (60, 304783), (67, 272940), (134, 136470), (201, 90980), (268, 68235), (335, 54588), (402, 45490), (670, 27294), (804, 22745), (1005, 18196), (1340, 13647), (2010, 9098), (4020, 4549)]