13210280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 31570560

約数和(自身を除く): 18360280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 115, 166, 173, 184, 230, 332, 346, 415, 460, 664, 692, 830, 865, 920, 1384, 1660, 1730, 1909, 3320, 3460, 3818, 3979, 6920, 7636, 7958, 9545, 14359, 15272, 15916, 19090, 19895, 28718, 31832, 38180, 39790, 57436, 71795, 76360, 79580, 114872, 143590, 159160, 287180, 330257, 574360, 660514, 1321028, 1651285, 2642056, 3302570, 6605140, 13210280]

約数ペア:

[(1, 13210280), (2, 6605140), (4, 3302570), (5, 2642056), (8, 1651285), (10, 1321028), (20, 660514), (23, 574360), (40, 330257), (46, 287180), (83, 159160), (92, 143590), (115, 114872), (166, 79580), (173, 76360), (184, 71795), (230, 57436), (332, 39790), (346, 38180), (415, 31832), (460, 28718), (664, 19895), (692, 19090), (830, 15916), (865, 15272), (920, 14359), (1384, 9545), (1660, 7958), (1730, 7636), (1909, 6920), (3320, 3979), (3460, 3818)]