8809160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 21297600

約数和(自身を除く): 12488440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 173, 190, 268, 335, 346, 380, 536, 670, 692, 760, 865, 1273, 1340, 1384, 1730, 2546, 2680, 3287, 3460, 5092, 6365, 6574, 6920, 10184, 11591, 12730, 13148, 16435, 23182, 25460, 26296, 32870, 46364, 50920, 57955, 65740, 92728, 115910, 131480, 220229, 231820, 440458, 463640, 880916, 1101145, 1761832, 2202290, 4404580, 8809160]

約数ペア:

[(1, 8809160), (2, 4404580), (4, 2202290), (5, 1761832), (8, 1101145), (10, 880916), (19, 463640), (20, 440458), (38, 231820), (40, 220229), (67, 131480), (76, 115910), (95, 92728), (134, 65740), (152, 57955), (173, 50920), (190, 46364), (268, 32870), (335, 26296), (346, 25460), (380, 23182), (536, 16435), (670, 13148), (692, 12730), (760, 11591), (865, 10184), (1273, 6920), (1340, 6574), (1384, 6365), (1730, 5092), (2546, 3460), (2680, 3287)]