28940004

素因数分解:

$2^2\times 3^4\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:694

約数の個数: 60

約数和(自身を含む): 76230000

約数和(自身を除く): 47289996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 179, 324, 358, 499, 537, 716, 998, 1074, 1497, 1611, 1996, 2148, 2994, 3222, 4491, 4833, 5988, 6444, 8982, 9666, 13473, 14499, 17964, 19332, 26946, 28998, 40419, 53892, 57996, 80838, 89321, 161676, 178642, 267963, 357284, 535926, 803889, 1071852, 1607778, 2411667, 3215556, 4823334, 7235001, 9646668, 14470002, 28940004]

約数ペア:

[(1, 28940004), (2, 14470002), (3, 9646668), (4, 7235001), (6, 4823334), (9, 3215556), (12, 2411667), (18, 1607778), (27, 1071852), (36, 803889), (54, 535926), (81, 357284), (108, 267963), (162, 178642), (179, 161676), (324, 89321), (358, 80838), (499, 57996), (537, 53892), (716, 40419), (998, 28998), (1074, 26946), (1497, 19332), (1611, 17964), (1996, 14499), (2148, 13473), (2994, 9666), (3222, 8982), (4491, 6444), (4833, 5988)]