8438240

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2293}}^1$

素因数の和:2331

約数の個数: 48

約数和(自身を含む): 20811168

約数和(自身を除く): 12372928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 2293, 3680, 4586, 9172, 11465, 18344, 22930, 36688, 45860, 52739, 73376, 91720, 105478, 183440, 210956, 263695, 366880, 421912, 527390, 843824, 1054780, 1687648, 2109560, 4219120, 8438240]

約数ペア:

[(1, 8438240), (2, 4219120), (4, 2109560), (5, 1687648), (8, 1054780), (10, 843824), (16, 527390), (20, 421912), (23, 366880), (32, 263695), (40, 210956), (46, 183440), (80, 105478), (92, 91720), (115, 73376), (160, 52739), (184, 45860), (230, 36688), (368, 22930), (460, 18344), (736, 11465), (920, 9172), (1840, 4586), (2293, 3680)]