2612480

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 6781992

約数和(自身を除く): 4169512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 157, 160, 208, 256, 260, 314, 320, 416, 520, 628, 640, 785, 832, 1040, 1256, 1280, 1570, 1664, 2041, 2080, 2512, 3140, 3328, 4082, 4160, 5024, 6280, 8164, 8320, 10048, 10205, 12560, 16328, 16640, 20096, 20410, 25120, 32656, 40192, 40820, 50240, 65312, 81640, 100480, 130624, 163280, 200960, 261248, 326560, 522496, 653120, 1306240, 2612480]

約数ペア:

[(1, 2612480), (2, 1306240), (4, 653120), (5, 522496), (8, 326560), (10, 261248), (13, 200960), (16, 163280), (20, 130624), (26, 100480), (32, 81640), (40, 65312), (52, 50240), (64, 40820), (65, 40192), (80, 32656), (104, 25120), (128, 20410), (130, 20096), (157, 16640), (160, 16328), (208, 12560), (256, 10205), (260, 10048), (314, 8320), (320, 8164), (416, 6280), (520, 5024), (628, 4160), (640, 4082), (785, 3328), (832, 3140), (1040, 2512), (1256, 2080), (1280, 2041), (1570, 1664)]