1260402208

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131731}}^1$

素因数の和:131777

約数の個数: 48

約数和(自身を含む): 2788502976

約数和(自身を除く): 1528100768

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2392, 4784, 9568, 131731, 263462, 526924, 1053848, 1712503, 2107696, 3029813, 3425006, 4215392, 6059626, 6850012, 12119252, 13700024, 24238504, 27400048, 39387569, 48477008, 54800096, 78775138, 96954016, 157550276, 315100552, 630201104, 1260402208]

約数ペア:

[(1, 1260402208), (2, 630201104), (4, 315100552), (8, 157550276), (13, 96954016), (16, 78775138), (23, 54800096), (26, 48477008), (32, 39387569), (46, 27400048), (52, 24238504), (92, 13700024), (104, 12119252), (184, 6850012), (208, 6059626), (299, 4215392), (368, 3425006), (416, 3029813), (598, 2107696), (736, 1712503), (1196, 1053848), (2392, 526924), (4784, 263462), (9568, 131731)]