31847120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23417}}^1$

素因数の和:23447

約数の個数: 40

約数和(自身を含む): 78403464

約数和(自身を除く): 46556344

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 23417, 46834, 93668, 117085, 187336, 234170, 374672, 398089, 468340, 796178, 936680, 1592356, 1873360, 1990445, 3184712, 3980890, 6369424, 7961780, 15923560, 31847120]

約数ペア:

[(1, 31847120), (2, 15923560), (4, 7961780), (5, 6369424), (8, 3980890), (10, 3184712), (16, 1990445), (17, 1873360), (20, 1592356), (34, 936680), (40, 796178), (68, 468340), (80, 398089), (85, 374672), (136, 234170), (170, 187336), (272, 117085), (340, 93668), (680, 46834), (1360, 23417)]