21954120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9629}}^1$

素因数の和:9662

約数の個数: 64

約数和(自身を含む): 69336000

約数和(自身を除く): 47381880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9629, 19258, 28887, 38516, 48145, 57774, 77032, 96290, 115548, 144435, 182951, 192580, 231096, 288870, 365902, 385160, 548853, 577740, 731804, 914755, 1097706, 1155480, 1463608, 1829510, 2195412, 2744265, 3659020, 4390824, 5488530, 7318040, 10977060, 21954120]

約数ペア:

[(1, 21954120), (2, 10977060), (3, 7318040), (4, 5488530), (5, 4390824), (6, 3659020), (8, 2744265), (10, 2195412), (12, 1829510), (15, 1463608), (19, 1155480), (20, 1097706), (24, 914755), (30, 731804), (38, 577740), (40, 548853), (57, 385160), (60, 365902), (76, 288870), (95, 231096), (114, 192580), (120, 182951), (152, 144435), (190, 115548), (228, 96290), (285, 77032), (380, 57774), (456, 48145), (570, 38516), (760, 28887), (1140, 19258), (2280, 9629)]