194326480

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{39821}}^1$

素因数の和:39895

約数の個数: 40

約数和(自身を含む): 459227304

約数和(自身を除く): 264900824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 39821, 79642, 159284, 199105, 318568, 398210, 637136, 796420, 1592840, 2429081, 3185680, 4858162, 9716324, 12145405, 19432648, 24290810, 38865296, 48581620, 97163240, 194326480]

約数ペア:

[(1, 194326480), (2, 97163240), (4, 48581620), (5, 38865296), (8, 24290810), (10, 19432648), (16, 12145405), (20, 9716324), (40, 4858162), (61, 3185680), (80, 2429081), (122, 1592840), (244, 796420), (305, 637136), (488, 398210), (610, 318568), (976, 199105), (1220, 159284), (2440, 79642), (4880, 39821)]