1899690640

素因数分解:

$2^4\times 5^1\times {\mathrm{3457}}^1\times {\mathrm{6869}}^1$

素因数の和:10339

約数の個数: 40

約数和(自身を含む): 4418701560

約数和(自身を除く): 2519010920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3457, 6869, 6914, 13738, 13828, 17285, 27476, 27656, 34345, 34570, 54952, 55312, 68690, 69140, 109904, 137380, 138280, 274760, 276560, 549520, 23746133, 47492266, 94984532, 118730665, 189969064, 237461330, 379938128, 474922660, 949845320, 1899690640]

約数ペア:

[(1, 1899690640), (2, 949845320), (4, 474922660), (5, 379938128), (8, 237461330), (10, 189969064), (16, 118730665), (20, 94984532), (40, 47492266), (80, 23746133), (3457, 549520), (6869, 276560), (6914, 274760), (13738, 138280), (13828, 137380), (17285, 109904), (27476, 69140), (27656, 68690), (34345, 55312), (34570, 54952)]