20764860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 62318592

約数和(自身を除く): 41553732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 41, 46, 60, 69, 82, 92, 115, 123, 138, 164, 205, 230, 246, 276, 345, 367, 410, 460, 492, 615, 690, 734, 820, 943, 1101, 1230, 1380, 1468, 1835, 1886, 2202, 2460, 2829, 3670, 3772, 4404, 4715, 5505, 5658, 7340, 8441, 9430, 11010, 11316, 14145, 15047, 16882, 18860, 22020, 25323, 28290, 30094, 33764, 42205, 45141, 50646, 56580, 60188, 75235, 84410, 90282, 101292, 126615, 150470, 168820, 180564, 225705, 253230, 300940, 346081, 451410, 506460, 692162, 902820, 1038243, 1384324, 1730405, 2076486, 3460810, 4152972, 5191215, 6921620, 10382430, 20764860]

約数ペア:

[(1, 20764860), (2, 10382430), (3, 6921620), (4, 5191215), (5, 4152972), (6, 3460810), (10, 2076486), (12, 1730405), (15, 1384324), (20, 1038243), (23, 902820), (30, 692162), (41, 506460), (46, 451410), (60, 346081), (69, 300940), (82, 253230), (92, 225705), (115, 180564), (123, 168820), (138, 150470), (164, 126615), (205, 101292), (230, 90282), (246, 84410), (276, 75235), (345, 60188), (367, 56580), (410, 50646), (460, 45141), (492, 42205), (615, 33764), (690, 30094), (734, 28290), (820, 25323), (943, 22020), (1101, 18860), (1230, 16882), (1380, 15047), (1468, 14145), (1835, 11316), (1886, 11010), (2202, 9430), (2460, 8441), (2829, 7340), (3670, 5658), (3772, 5505), (4404, 4715)]