20386050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 55710720

約数和(自身を除く): 35324670

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 25, 30, 38, 46, 50, 57, 69, 75, 95, 114, 115, 138, 150, 190, 230, 285, 311, 345, 437, 475, 570, 575, 622, 690, 874, 933, 950, 1150, 1311, 1425, 1555, 1725, 1866, 2185, 2622, 2850, 3110, 3450, 4370, 4665, 5909, 6555, 7153, 7775, 9330, 10925, 11818, 13110, 14306, 15550, 17727, 21459, 21850, 23325, 29545, 32775, 35454, 35765, 42918, 46650, 59090, 65550, 71530, 88635, 107295, 135907, 147725, 177270, 178825, 214590, 271814, 295450, 357650, 407721, 443175, 536475, 679535, 815442, 886350, 1072950, 1359070, 2038605, 3397675, 4077210, 6795350, 10193025, 20386050]

約数ペア:

[(1, 20386050), (2, 10193025), (3, 6795350), (5, 4077210), (6, 3397675), (10, 2038605), (15, 1359070), (19, 1072950), (23, 886350), (25, 815442), (30, 679535), (38, 536475), (46, 443175), (50, 407721), (57, 357650), (69, 295450), (75, 271814), (95, 214590), (114, 178825), (115, 177270), (138, 147725), (150, 135907), (190, 107295), (230, 88635), (285, 71530), (311, 65550), (345, 59090), (437, 46650), (475, 42918), (570, 35765), (575, 35454), (622, 32775), (690, 29545), (874, 23325), (933, 21850), (950, 21459), (1150, 17727), (1311, 15550), (1425, 14306), (1555, 13110), (1725, 11818), (1866, 10925), (2185, 9330), (2622, 7775), (2850, 7153), (3110, 6555), (3450, 5909), (4370, 4665)]