22018720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7243}}^1$

素因数の和:7277

約数の個数: 48

約数和(自身を含む): 54764640

約数和(自身を除く): 32745920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 7243, 14486, 28972, 36215, 57944, 72430, 115888, 137617, 144860, 231776, 275234, 289720, 550468, 579440, 688085, 1100936, 1158880, 1376170, 2201872, 2752340, 4403744, 5504680, 11009360, 22018720]

約数ペア:

[(1, 22018720), (2, 11009360), (4, 5504680), (5, 4403744), (8, 2752340), (10, 2201872), (16, 1376170), (19, 1158880), (20, 1100936), (32, 688085), (38, 579440), (40, 550468), (76, 289720), (80, 275234), (95, 231776), (152, 144860), (160, 137617), (190, 115888), (304, 72430), (380, 57944), (608, 36215), (760, 28972), (1520, 14486), (3040, 7243)]