51820340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18119}}^1$

素因数の和:18152

約数の個数: 48

約数和(自身を含む): 127854720

約数和(自身を除く): 76034380

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 18119, 36238, 72476, 90595, 181190, 199309, 235547, 362380, 398618, 471094, 797236, 942188, 996545, 1177735, 1993090, 2355470, 2591017, 3986180, 4710940, 5182034, 10364068, 12955085, 25910170, 51820340]

約数ペア:

[(1, 51820340), (2, 25910170), (4, 12955085), (5, 10364068), (10, 5182034), (11, 4710940), (13, 3986180), (20, 2591017), (22, 2355470), (26, 1993090), (44, 1177735), (52, 996545), (55, 942188), (65, 797236), (110, 471094), (130, 398618), (143, 362380), (220, 235547), (260, 199309), (286, 181190), (572, 90595), (715, 72476), (1430, 36238), (2860, 18119)]