39180920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 94193280

約数和(自身を除く): 55012360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 157, 170, 314, 340, 367, 628, 680, 734, 785, 1256, 1468, 1570, 1835, 2669, 2936, 3140, 3670, 5338, 6239, 6280, 7340, 10676, 12478, 13345, 14680, 21352, 24956, 26690, 31195, 49912, 53380, 57619, 62390, 106760, 115238, 124780, 230476, 249560, 288095, 460952, 576190, 979523, 1152380, 1959046, 2304760, 3918092, 4897615, 7836184, 9795230, 19590460, 39180920]

約数ペア:

[(1, 39180920), (2, 19590460), (4, 9795230), (5, 7836184), (8, 4897615), (10, 3918092), (17, 2304760), (20, 1959046), (34, 1152380), (40, 979523), (68, 576190), (85, 460952), (136, 288095), (157, 249560), (170, 230476), (314, 124780), (340, 115238), (367, 106760), (628, 62390), (680, 57619), (734, 53380), (785, 49912), (1256, 31195), (1468, 26690), (1570, 24956), (1835, 21352), (2669, 14680), (2936, 13345), (3140, 12478), (3670, 10676), (5338, 7340), (6239, 6280)]