186380260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20663}}^1$

素因数の和:20724

約数の個数: 48

約数和(自身を含む): 437415552

約数和(自身を除く): 251035292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 20663, 41326, 82652, 103315, 206630, 227293, 413260, 454586, 847183, 909172, 1136465, 1694366, 2272930, 3388732, 4235915, 4545860, 8471830, 9319013, 16943660, 18638026, 37276052, 46595065, 93190130, 186380260]

約数ペア:

[(1, 186380260), (2, 93190130), (4, 46595065), (5, 37276052), (10, 18638026), (11, 16943660), (20, 9319013), (22, 8471830), (41, 4545860), (44, 4235915), (55, 3388732), (82, 2272930), (110, 1694366), (164, 1136465), (205, 909172), (220, 847183), (410, 454586), (451, 413260), (820, 227293), (902, 206630), (1804, 103315), (2255, 82652), (4510, 41326), (9020, 20663)]