26180720

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4483}}^1$

素因数の和:4569

約数の個数: 40

約数和(自身を含む): 61717776

約数和(自身を除く): 35537056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 4483, 5840, 8966, 17932, 22415, 35864, 44830, 71728, 89660, 179320, 327259, 358640, 654518, 1309036, 1636295, 2618072, 3272590, 5236144, 6545180, 13090360, 26180720]

約数ペア:

[(1, 26180720), (2, 13090360), (4, 6545180), (5, 5236144), (8, 3272590), (10, 2618072), (16, 1636295), (20, 1309036), (40, 654518), (73, 358640), (80, 327259), (146, 179320), (292, 89660), (365, 71728), (584, 44830), (730, 35864), (1168, 22415), (1460, 17932), (2920, 8966), (4483, 5840)]