1394375390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 2653326720

約数和(自身を除く): 1258951330

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 241, 281, 290, 355, 482, 562, 710, 1205, 1405, 2059, 2410, 2810, 4118, 6989, 8149, 10295, 13978, 16298, 17111, 19951, 20590, 34222, 34945, 39902, 40745, 67721, 69890, 81490, 85555, 99755, 135442, 171110, 199510, 338605, 496219, 578579, 677210, 992438, 1157158, 1963909, 2481095, 2892895, 3927818, 4808191, 4962190, 5785790, 9616382, 9819545, 19639090, 24040955, 48081910, 139437539, 278875078, 697187695, 1394375390]

約数ペア:

[(1, 1394375390), (2, 697187695), (5, 278875078), (10, 139437539), (29, 48081910), (58, 24040955), (71, 19639090), (142, 9819545), (145, 9616382), (241, 5785790), (281, 4962190), (290, 4808191), (355, 3927818), (482, 2892895), (562, 2481095), (710, 1963909), (1205, 1157158), (1405, 992438), (2059, 677210), (2410, 578579), (2810, 496219), (4118, 338605), (6989, 199510), (8149, 171110), (10295, 135442), (13978, 99755), (16298, 85555), (17111, 81490), (19951, 69890), (20590, 67721), (34222, 40745), (34945, 39902)]