179979020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36433}}^1$

素因数の和:36474

約数の個数: 48

約数和(自身を含む): 428463840

約数和(自身を除く): 248484820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 36433, 72866, 145732, 182165, 364330, 473629, 692227, 728660, 947258, 1384454, 1894516, 2368145, 2768908, 3461135, 4736290, 6922270, 8998951, 9472580, 13844540, 17997902, 35995804, 44994755, 89989510, 179979020]

約数ペア:

[(1, 179979020), (2, 89989510), (4, 44994755), (5, 35995804), (10, 17997902), (13, 13844540), (19, 9472580), (20, 8998951), (26, 6922270), (38, 4736290), (52, 3461135), (65, 2768908), (76, 2368145), (95, 1894516), (130, 1384454), (190, 947258), (247, 728660), (260, 692227), (380, 473629), (494, 364330), (988, 182165), (1235, 145732), (2470, 72866), (4940, 36433)]