2753156980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{194707}}^1$

素因数の和:194824

約数の個数: 48

約数和(自身を含む): 6673032576

約数和(自身を除く): 3919875596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 14140, 194707, 389414, 778828, 973535, 1362949, 1947070, 2725898, 3894140, 5451796, 6814745, 13629490, 19665407, 27258980, 39330814, 78661628, 98327035, 137657849, 196654070, 275315698, 393308140, 550631396, 688289245, 1376578490, 2753156980]

約数ペア:

[(1, 2753156980), (2, 1376578490), (4, 688289245), (5, 550631396), (7, 393308140), (10, 275315698), (14, 196654070), (20, 137657849), (28, 98327035), (35, 78661628), (70, 39330814), (101, 27258980), (140, 19665407), (202, 13629490), (404, 6814745), (505, 5451796), (707, 3894140), (1010, 2725898), (1414, 1947070), (2020, 1362949), (2828, 973535), (3535, 778828), (7070, 389414), (14140, 194707)]