23200720

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3671}}^1$

素因数の和:3763

約数の個数: 40

約数和(自身を含む): 54639360

約数和(自身を除く): 31438640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 3671, 6320, 7342, 14684, 18355, 29368, 36710, 58736, 73420, 146840, 290009, 293680, 580018, 1160036, 1450045, 2320072, 2900090, 4640144, 5800180, 11600360, 23200720]

約数ペア:

[(1, 23200720), (2, 11600360), (4, 5800180), (5, 4640144), (8, 2900090), (10, 2320072), (16, 1450045), (20, 1160036), (40, 580018), (79, 293680), (80, 290009), (158, 146840), (316, 73420), (395, 58736), (632, 36710), (790, 29368), (1264, 18355), (1580, 14684), (3160, 7342), (3671, 6320)]