439191440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{238691}}^1$

素因数の和:238727

約数の個数: 40

約数和(自身を含む): 1065521088

約数和(自身を除く): 626329648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 238691, 477382, 954764, 1193455, 1909528, 2386910, 3819056, 4773820, 5489893, 9547640, 10979786, 19095280, 21959572, 27449465, 43919144, 54898930, 87838288, 109797860, 219595720, 439191440]

約数ペア:

[(1, 439191440), (2, 219595720), (4, 109797860), (5, 87838288), (8, 54898930), (10, 43919144), (16, 27449465), (20, 21959572), (23, 19095280), (40, 10979786), (46, 9547640), (80, 5489893), (92, 4773820), (115, 3819056), (184, 2386910), (230, 1909528), (368, 1193455), (460, 954764), (920, 477382), (1840, 238691)]