2019867248

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{5437}}^1$

素因数の和:5590

約数の個数: 80

約数和(自身を含む): 4660844544

約数和(自身を除く): 2640977296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 107, 112, 124, 214, 217, 248, 428, 434, 496, 749, 856, 868, 1498, 1712, 1736, 2996, 3317, 3472, 5437, 5992, 6634, 10874, 11984, 13268, 21748, 23219, 26536, 38059, 43496, 46438, 53072, 76118, 86992, 92876, 152236, 168547, 185752, 304472, 337094, 371504, 581759, 608944, 674188, 1163518, 1179829, 1348376, 2327036, 2359658, 2696752, 4072313, 4654072, 4719316, 8144626, 9308144, 9438632, 16289252, 18034529, 18877264, 32578504, 36069058, 65157008, 72138116, 126241703, 144276232, 252483406, 288552464, 504966812, 1009933624, 2019867248]

約数ペア:

[(1, 2019867248), (2, 1009933624), (4, 504966812), (7, 288552464), (8, 252483406), (14, 144276232), (16, 126241703), (28, 72138116), (31, 65157008), (56, 36069058), (62, 32578504), (107, 18877264), (112, 18034529), (124, 16289252), (214, 9438632), (217, 9308144), (248, 8144626), (428, 4719316), (434, 4654072), (496, 4072313), (749, 2696752), (856, 2359658), (868, 2327036), (1498, 1348376), (1712, 1179829), (1736, 1163518), (2996, 674188), (3317, 608944), (3472, 581759), (5437, 371504), (5992, 337094), (6634, 304472), (10874, 185752), (11984, 168547), (13268, 152236), (21748, 92876), (23219, 86992), (26536, 76118), (38059, 53072), (43496, 46438)]