19388040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23081}}^1$

素因数の和:23102

約数の個数: 64

約数和(自身を含む): 66476160

約数和(自身を除く): 47088120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 23081, 46162, 69243, 92324, 115405, 138486, 161567, 184648, 230810, 276972, 323134, 346215, 461620, 484701, 553944, 646268, 692430, 807835, 923240, 969402, 1292536, 1384860, 1615670, 1938804, 2423505, 2769720, 3231340, 3877608, 4847010, 6462680, 9694020, 19388040]

約数ペア:

[(1, 19388040), (2, 9694020), (3, 6462680), (4, 4847010), (5, 3877608), (6, 3231340), (7, 2769720), (8, 2423505), (10, 1938804), (12, 1615670), (14, 1384860), (15, 1292536), (20, 969402), (21, 923240), (24, 807835), (28, 692430), (30, 646268), (35, 553944), (40, 484701), (42, 461620), (56, 346215), (60, 323134), (70, 276972), (84, 230810), (105, 184648), (120, 161567), (140, 138486), (168, 115405), (210, 92324), (280, 69243), (420, 46162), (840, 23081)]