11984440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 30592800

約数和(自身を除く): 18608360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1213, 1235, 1976, 2426, 2470, 4852, 4940, 6065, 9704, 9880, 12130, 15769, 23047, 24260, 31538, 46094, 48520, 63076, 78845, 92188, 115235, 126152, 157690, 184376, 230470, 299611, 315380, 460940, 599222, 630760, 921880, 1198444, 1498055, 2396888, 2996110, 5992220, 11984440]

約数ペア:

[(1, 11984440), (2, 5992220), (4, 2996110), (5, 2396888), (8, 1498055), (10, 1198444), (13, 921880), (19, 630760), (20, 599222), (26, 460940), (38, 315380), (40, 299611), (52, 230470), (65, 184376), (76, 157690), (95, 126152), (104, 115235), (130, 92188), (152, 78845), (190, 63076), (247, 48520), (260, 46094), (380, 31538), (494, 24260), (520, 23047), (760, 15769), (988, 12130), (1213, 9880), (1235, 9704), (1976, 6065), (2426, 4940), (2470, 4852)]