15697825940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1733}}^1\times {\mathrm{6379}}^1$

素因数の和:8192

約数の個数: 48

約数和(自身を含む): 33454270080

約数和(自身を除く): 17756444140

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1733, 3466, 6379, 6932, 8665, 12758, 17330, 25516, 31895, 34660, 63790, 123043, 127580, 246086, 452909, 492172, 615215, 905818, 1230430, 1811636, 2264545, 2460860, 4529090, 9058180, 11054807, 22109614, 44219228, 55274035, 110548070, 221096140, 784891297, 1569782594, 3139565188, 3924456485, 7848912970, 15697825940]

約数ペア:

[(1, 15697825940), (2, 7848912970), (4, 3924456485), (5, 3139565188), (10, 1569782594), (20, 784891297), (71, 221096140), (142, 110548070), (284, 55274035), (355, 44219228), (710, 22109614), (1420, 11054807), (1733, 9058180), (3466, 4529090), (6379, 2460860), (6932, 2264545), (8665, 1811636), (12758, 1230430), (17330, 905818), (25516, 615215), (31895, 492172), (34660, 452909), (63790, 246086), (123043, 127580)]