28173620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{839}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 62657280

約数和(自身を除く): 34483660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 292, 365, 460, 730, 839, 1460, 1678, 1679, 3356, 3358, 4195, 6716, 8390, 8395, 16780, 16790, 19297, 33580, 38594, 61247, 77188, 96485, 122494, 192970, 244988, 306235, 385940, 612470, 1224940, 1408681, 2817362, 5634724, 7043405, 14086810, 28173620]

約数ペア:

[(1, 28173620), (2, 14086810), (4, 7043405), (5, 5634724), (10, 2817362), (20, 1408681), (23, 1224940), (46, 612470), (73, 385940), (92, 306235), (115, 244988), (146, 192970), (230, 122494), (292, 96485), (365, 77188), (460, 61247), (730, 38594), (839, 33580), (1460, 19297), (1678, 16790), (1679, 16780), (3356, 8395), (3358, 8390), (4195, 6716)]