19682040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23431}}^1$

素因数の和:23452

約数の個数: 64

約数和(自身を含む): 67484160

約数和(自身を除く): 47802120

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, 23431, 46862, 70293, 93724, 117155, 140586, 164017, 187448, 234310, 281172, 328034, 351465, 468620, 492051, 562344, 656068, 702930, 820085, 937240, 984102, 1312136, 1405860, 1640170, 1968204, 2460255, 2811720, 3280340, 3936408, 4920510, 6560680, 9841020, 19682040]

約数ペア:

[(1, 19682040), (2, 9841020), (3, 6560680), (4, 4920510), (5, 3936408), (6, 3280340), (7, 2811720), (8, 2460255), (10, 1968204), (12, 1640170), (14, 1405860), (15, 1312136), (20, 984102), (21, 937240), (24, 820085), (28, 702930), (30, 656068), (35, 562344), (40, 492051), (42, 468620), (56, 351465), (60, 328034), (70, 281172), (84, 234310), (105, 187448), (120, 164017), (140, 140586), (168, 117155), (210, 93724), (280, 70293), (420, 46862), (840, 23431)]