74517340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{541}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 160622784

約数和(自身を除く): 86105444

約数列:

[1, 2, 4, 5, 10, 20, 71, 97, 142, 194, 284, 355, 388, 485, 541, 710, 970, 1082, 1420, 1940, 2164, 2705, 5410, 6887, 10820, 13774, 27548, 34435, 38411, 52477, 68870, 76822, 104954, 137740, 153644, 192055, 209908, 262385, 384110, 524770, 768220, 1049540, 3725867, 7451734, 14903468, 18629335, 37258670, 74517340]

約数ペア:

[(1, 74517340), (2, 37258670), (4, 18629335), (5, 14903468), (10, 7451734), (20, 3725867), (71, 1049540), (97, 768220), (142, 524770), (194, 384110), (284, 262385), (355, 209908), (388, 192055), (485, 153644), (541, 137740), (710, 104954), (970, 76822), (1082, 68870), (1420, 52477), (1940, 38411), (2164, 34435), (2705, 27548), (5410, 13774), (6887, 10820)]