11981580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15361}}^1$

素因数の和:15386

約数の個数: 48

約数和(自身を含む): 36131424

約数和(自身を除く): 24149844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 15361, 30722, 46083, 61444, 76805, 92166, 153610, 184332, 199693, 230415, 307220, 399386, 460830, 599079, 798772, 921660, 998465, 1198158, 1996930, 2396316, 2995395, 3993860, 5990790, 11981580]

約数ペア:

[(1, 11981580), (2, 5990790), (3, 3993860), (4, 2995395), (5, 2396316), (6, 1996930), (10, 1198158), (12, 998465), (13, 921660), (15, 798772), (20, 599079), (26, 460830), (30, 399386), (39, 307220), (52, 230415), (60, 199693), (65, 184332), (78, 153610), (130, 92166), (156, 76805), (195, 61444), (260, 46083), (390, 30722), (780, 15361)]