19699080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1181}}^1$

素因数の和:1334

約数の個数: 64

約数和(自身を含む): 59572800

約数和(自身を除く): 39873720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1181, 1390, 1668, 2085, 2362, 2780, 3336, 3543, 4170, 4724, 5560, 5905, 7086, 8340, 9448, 11810, 14172, 16680, 17715, 23620, 28344, 35430, 47240, 70860, 141720, 164159, 328318, 492477, 656636, 820795, 984954, 1313272, 1641590, 1969908, 2462385, 3283180, 3939816, 4924770, 6566360, 9849540, 19699080]

約数ペア:

[(1, 19699080), (2, 9849540), (3, 6566360), (4, 4924770), (5, 3939816), (6, 3283180), (8, 2462385), (10, 1969908), (12, 1641590), (15, 1313272), (20, 984954), (24, 820795), (30, 656636), (40, 492477), (60, 328318), (120, 164159), (139, 141720), (278, 70860), (417, 47240), (556, 35430), (695, 28344), (834, 23620), (1112, 17715), (1181, 16680), (1390, 14172), (1668, 11810), (2085, 9448), (2362, 8340), (2780, 7086), (3336, 5905), (3543, 5560), (4170, 4724)]