2511965960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{289397}}^1$

素因数の和:289446

約数の個数: 64

約数和(自身を含む): 6667729920

約数和(自身を除く): 4155763960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 289397, 578794, 1157588, 1446985, 2025779, 2315176, 2893970, 4051558, 5787940, 8103116, 8971307, 10128895, 11575880, 16206232, 17942614, 20257790, 35885228, 40515580, 44856535, 62799149, 71770456, 81031160, 89713070, 125598298, 179426140, 251196596, 313995745, 358852280, 502393192, 627991490, 1255982980, 2511965960]

約数ペア:

[(1, 2511965960), (2, 1255982980), (4, 627991490), (5, 502393192), (7, 358852280), (8, 313995745), (10, 251196596), (14, 179426140), (20, 125598298), (28, 89713070), (31, 81031160), (35, 71770456), (40, 62799149), (56, 44856535), (62, 40515580), (70, 35885228), (124, 20257790), (140, 17942614), (155, 16206232), (217, 11575880), (248, 10128895), (280, 8971307), (310, 8103116), (434, 5787940), (620, 4051558), (868, 2893970), (1085, 2315176), (1240, 2025779), (1736, 1446985), (2170, 1157588), (4340, 578794), (8680, 289397)]