2530005560

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{626239}}^1$

素因数の和:626351

約数の個数: 32

約数和(自身を含む): 5748883200

約数和(自身を除く): 3218877640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 626239, 1252478, 2504956, 3131195, 5009912, 6262390, 12524780, 25049560, 63250139, 126500278, 253000556, 316250695, 506001112, 632501390, 1265002780, 2530005560]

約数ペア:

[(1, 2530005560), (2, 1265002780), (4, 632501390), (5, 506001112), (8, 316250695), (10, 253000556), (20, 126500278), (40, 63250139), (101, 25049560), (202, 12524780), (404, 6262390), (505, 5009912), (808, 3131195), (1010, 2504956), (2020, 1252478), (4040, 626239)]