84121360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55343}}^1$

素因数の和:55375

約数の個数: 40

約数和(自身を含む): 205879680

約数和(自身を除く): 121758320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 55343, 110686, 221372, 276715, 442744, 553430, 885488, 1051517, 1106860, 2103034, 2213720, 4206068, 4427440, 5257585, 8412136, 10515170, 16824272, 21030340, 42060680, 84121360]

約数ペア:

[(1, 84121360), (2, 42060680), (4, 21030340), (5, 16824272), (8, 10515170), (10, 8412136), (16, 5257585), (19, 4427440), (20, 4206068), (38, 2213720), (40, 2103034), (76, 1106860), (80, 1051517), (95, 885488), (152, 553430), (190, 442744), (304, 276715), (380, 221372), (760, 110686), (1520, 55343)]