20094446260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{707053}}^1$

素因数の和:707105

約数の個数: 72

約数和(自身を含む): 50780618280

約数和(自身を除く): 30686172020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2842, 4060, 5684, 7105, 14210, 28420, 707053, 1414106, 2828212, 3535265, 4949371, 7070530, 9898742, 14141060, 19797484, 20504537, 24746855, 34645597, 41009074, 49493710, 69291194, 82018148, 98987420, 102522685, 138582388, 143531759, 173227985, 205045370, 287063518, 346455970, 410090740, 574127036, 692911940, 717658795, 1004722313, 1435317590, 2009444626, 2870635180, 4018889252, 5023611565, 10047223130, 20094446260]

約数ペア:

[(1, 20094446260), (2, 10047223130), (4, 5023611565), (5, 4018889252), (7, 2870635180), (10, 2009444626), (14, 1435317590), (20, 1004722313), (28, 717658795), (29, 692911940), (35, 574127036), (49, 410090740), (58, 346455970), (70, 287063518), (98, 205045370), (116, 173227985), (140, 143531759), (145, 138582388), (196, 102522685), (203, 98987420), (245, 82018148), (290, 69291194), (406, 49493710), (490, 41009074), (580, 34645597), (812, 24746855), (980, 20504537), (1015, 19797484), (1421, 14141060), (2030, 9898742), (2842, 7070530), (4060, 4949371), (5684, 3535265), (7105, 2828212), (14210, 1414106), (28420, 707053)]