20199428410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{22709}}^1$

素因数の和:22951

約数の個数: 64

約数和(自身を含む): 42303824640

約数和(自身を除く): 22104396230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 131, 194, 262, 485, 655, 679, 917, 970, 1310, 1358, 1834, 3395, 4585, 6790, 9170, 12707, 22709, 25414, 45418, 63535, 88949, 113545, 127070, 158963, 177898, 227090, 317926, 444745, 794815, 889490, 1589630, 2202773, 2974879, 4405546, 5949758, 11013865, 14874395, 15419411, 20824153, 22027730, 29748790, 30838822, 41648306, 77097055, 104120765, 154194110, 208241530, 288563263, 577126526, 1442816315, 2019942841, 2885632630, 4039885682, 10099714205, 20199428410]

約数ペア:

[(1, 20199428410), (2, 10099714205), (5, 4039885682), (7, 2885632630), (10, 2019942841), (14, 1442816315), (35, 577126526), (70, 288563263), (97, 208241530), (131, 154194110), (194, 104120765), (262, 77097055), (485, 41648306), (655, 30838822), (679, 29748790), (917, 22027730), (970, 20824153), (1310, 15419411), (1358, 14874395), (1834, 11013865), (3395, 5949758), (4585, 4405546), (6790, 2974879), (9170, 2202773), (12707, 1589630), (22709, 889490), (25414, 794815), (45418, 444745), (63535, 317926), (88949, 227090), (113545, 177898), (127070, 158963)]