227540980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{4549}}^1$

素因数の和:4660

約数の個数: 48

約数和(自身を含む): 497624400

約数和(自身を除く): 270083420

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 2501, 4549, 5002, 9098, 10004, 12505, 18196, 22745, 25010, 45490, 50020, 90980, 186509, 277489, 373018, 554978, 746036, 932545, 1109956, 1387445, 1865090, 2774890, 3730180, 5549780, 11377049, 22754098, 45508196, 56885245, 113770490, 227540980]

約数ペア:

[(1, 227540980), (2, 113770490), (4, 56885245), (5, 45508196), (10, 22754098), (20, 11377049), (41, 5549780), (61, 3730180), (82, 2774890), (122, 1865090), (164, 1387445), (205, 1109956), (244, 932545), (305, 746036), (410, 554978), (610, 373018), (820, 277489), (1220, 186509), (2501, 90980), (4549, 50020), (5002, 45490), (9098, 25010), (10004, 22745), (12505, 18196)]