10419740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 22819104

約数和(自身を除く): 12399364

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 131, 164, 194, 205, 262, 388, 410, 485, 524, 655, 820, 970, 1310, 1940, 2620, 3977, 5371, 7954, 10742, 12707, 15908, 19885, 21484, 25414, 26855, 39770, 50828, 53710, 63535, 79540, 107420, 127070, 254140, 520987, 1041974, 2083948, 2604935, 5209870, 10419740]

約数ペア:

[(1, 10419740), (2, 5209870), (4, 2604935), (5, 2083948), (10, 1041974), (20, 520987), (41, 254140), (82, 127070), (97, 107420), (131, 79540), (164, 63535), (194, 53710), (205, 50828), (262, 39770), (388, 26855), (410, 25414), (485, 21484), (524, 19885), (655, 15908), (820, 12707), (970, 10742), (1310, 7954), (1940, 5371), (2620, 3977)]