20827950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1010

約数の個数: 96

約数和(自身を含む): 60746112

約数和(自身を除く): 39918162

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 110, 130, 143, 150, 165, 195, 275, 286, 325, 330, 390, 429, 550, 650, 715, 825, 858, 971, 975, 1430, 1650, 1942, 1950, 2145, 2913, 3575, 4290, 4855, 5826, 7150, 9710, 10681, 10725, 12623, 14565, 21362, 21450, 24275, 25246, 29130, 32043, 37869, 48550, 53405, 63115, 64086, 72825, 75738, 106810, 126230, 138853, 145650, 160215, 189345, 267025, 277706, 315575, 320430, 378690, 416559, 534050, 631150, 694265, 801075, 833118, 946725, 1388530, 1602150, 1893450, 2082795, 3471325, 4165590, 6942650, 10413975, 20827950]

約数ペア:

[(1, 20827950), (2, 10413975), (3, 6942650), (5, 4165590), (6, 3471325), (10, 2082795), (11, 1893450), (13, 1602150), (15, 1388530), (22, 946725), (25, 833118), (26, 801075), (30, 694265), (33, 631150), (39, 534050), (50, 416559), (55, 378690), (65, 320430), (66, 315575), (75, 277706), (78, 267025), (110, 189345), (130, 160215), (143, 145650), (150, 138853), (165, 126230), (195, 106810), (275, 75738), (286, 72825), (325, 64086), (330, 63115), (390, 53405), (429, 48550), (550, 37869), (650, 32043), (715, 29130), (825, 25246), (858, 24275), (971, 21450), (975, 21362), (1430, 14565), (1650, 12623), (1942, 10725), (1950, 10681), (2145, 9710), (2913, 7150), (3575, 5826), (4290, 4855)]