2254720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 5826240

約数和(自身を除く): 3571520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 271, 320, 416, 520, 542, 640, 832, 1040, 1084, 1355, 1664, 2080, 2168, 2710, 3523, 4160, 4336, 5420, 7046, 8320, 8672, 10840, 14092, 17344, 17615, 21680, 28184, 34688, 35230, 43360, 56368, 70460, 86720, 112736, 140920, 173440, 225472, 281840, 450944, 563680, 1127360, 2254720]

約数ペア:

[(1, 2254720), (2, 1127360), (4, 563680), (5, 450944), (8, 281840), (10, 225472), (13, 173440), (16, 140920), (20, 112736), (26, 86720), (32, 70460), (40, 56368), (52, 43360), (64, 35230), (65, 34688), (80, 28184), (104, 21680), (128, 17615), (130, 17344), (160, 14092), (208, 10840), (260, 8672), (271, 8320), (320, 7046), (416, 5420), (520, 4336), (542, 4160), (640, 3523), (832, 2710), (1040, 2168), (1084, 2080), (1355, 1664)]