40213576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 87494400

約数和(自身を除く): 47280824

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 247, 376, 433, 494, 611, 866, 893, 988, 1222, 1732, 1786, 1976, 2444, 3464, 3572, 4888, 5629, 7144, 8227, 11258, 11609, 16454, 20351, 22516, 23218, 32908, 40702, 45032, 46436, 65816, 81404, 92872, 106951, 162808, 213902, 264563, 386669, 427804, 529126, 773338, 855608, 1058252, 1546676, 2116504, 3093352, 5026697, 10053394, 20106788, 40213576]

約数ペア:

[(1, 40213576), (2, 20106788), (4, 10053394), (8, 5026697), (13, 3093352), (19, 2116504), (26, 1546676), (38, 1058252), (47, 855608), (52, 773338), (76, 529126), (94, 427804), (104, 386669), (152, 264563), (188, 213902), (247, 162808), (376, 106951), (433, 92872), (494, 81404), (611, 65816), (866, 46436), (893, 45032), (988, 40702), (1222, 32908), (1732, 23218), (1786, 22516), (1976, 20351), (2444, 16454), (3464, 11609), (3572, 11258), (4888, 8227), (5629, 7144)]